What type of triangle would be represented by the vertices (1, 3), (4, -1), and (5, 6)?
Kyra bought a ""trick"" coin that lands on heads with a probability of 0. 4. Which frequency table would Kyra most likely generate by flipping the coin many times?
Don't mind the answer c because I don't know if that's right
Kyra's trick coin is more likely to generate a frequency table with a higher count of tails than heads, reflecting the 0.4 probability of landing on heads and the 0.6 probability of landing on tails.
Kyra's "trick" coin has a probability of 0.4 for landing on heads, meaning that it is more likely to land on tails. If Kyra flips the coin many times, she will likely generate a frequency table that shows a higher frequency of tails than heads.
A possible frequency table might look like this:
| Outcome | Frequency |
|---------|-----------|
| Heads | 40 |
| Tails | 60 |
In this table, the coin landed on heads 40 times and tails 60 times, representing the probability of 0.4 for heads and 0.6 for tails (since the total probability must equal 1). The more times Kyra flips the coin, the closer the relative frequencies will get to the actual probabilities. It's important to note that this is just an example, and the exact frequency counts may vary in practice due to randomness.
To summarize, Kyra's trick coin is more likely to generate a frequency table with a higher count of tails than heads.
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Help me please!
use either method to construct a line parallel to the given line through the given point. gl 3.1)
a lab 1 question 1
To construct a line parallel to a given line through a given point, there are two methods that can be used: the ruler and compass method or the parallel line equation method.
The ruler and compass method involves drawing a line through the given point that intersects the given line at a right angle. Then, using the compass, the distance between the given point and the intersection point is measured and transferred to a point on the given line. Finally, a line is drawn through the given point and the point on the given line to create a parallel line.
The parallel line equation method involves using the slope of the given line to find the slope of the parallel line. This is done by recognizing that parallel lines have the same slope. Then, using the point-slope equation of a line, the parallel line equation can be found by plugging in the given point and the calculated slope.
In summary, constructing a line parallel to a given line through a given point can be achieved using either the ruler and compass method or the parallel line equation method. Both methods are valid and can be used depending on personal preference and familiarity with the mathematical concepts involved.
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Find the exact values of sin 2. cos2u. and tan 2u using the double angle formulas Cos u =- 4/5 π/2 < u < π sin 2u = cos 2u= tan 2u =
The probability of drawing either a two or a ten from a standard deck of 52 cards is the sum of the probabilities of drawing a two and drawing a ten.
There are four twos and four tens in the deck, so the probability of drawing a two is 4/52 and the probability of drawing a ten is 4/52. Therefore, the probability of drawing either a two or a ten is:
4/52 + 4/52 = 8/52 = 2/13
The probability of drawing either a two or a club from a standard deck of 52 cards is the sum of the probabilities of drawing a two and drawing a club, minus the probability of drawing the two of clubs (since we have already counted it). There are four twos and 13 clubs in the deck, including the two of clubs. Therefore, the probability of drawing a two is 4/52, the probability of drawing a club is 13/52, and the probability of drawing the two of clubs is 1/52. Therefore, the probability of drawing either a two or a club is:
4/52 + 13/52 - 1/52 = 16/52 = 4/13
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13. d(-8, 1), e(-3, 6), f(7,4), g(2, -1) (distance formula)
The distances between the points are approximately 7.07, 10.20, and 7.07.
To find the distance between the points d(-8, 1) and e(-3, 6), we use the distance formula:
distance = √[(x2 - x1)^2 + (y2 - y1)^2]
Plugging in the values, we get:
distance = √[(-3 - (-8))^2 + (6 - 1)^2]
distance = √[5^2 + 5^2]
distance = √50
distance ≈ 7.07
To find the distance between the points e(-3, 6) and f(7, 4), we again use the distance formula:
distance = √[(x2 - x1)^2 + (y2 - y1)^2]
Plugging in the values, we get:
distance = √[(7 - (-3))^2 + (4 - 6)^2]
distance = √[10^2 + (-2)^2]
distance = √104
distance ≈ 10.20
To find the distance between the points f(7, 4) and g(2, -1), we again use the distance formula:
distance = √[(x2 - x1)^2 + (y2 - y1)^2]
Plugging in the values, we get:
distance = √[(2 - 7)^2 + (-1 - 4)^2]
distance = √[(-5)^2 + (-5)^2]
distance = √50
distance ≈ 7.07
So, the distances between the points are approximately 7.07, 10.20, and 7.07.
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complete question:
Determine the distance between DE, EF and FG.
D(-8, 1), E(-3, 6), F(7, 4), G(2, -1)
Ben is 140 cm tall. Fareed is 1090 mm tall. Who is taller? How much taller?
Answer:
Ben is 31 cm taller
Step-by-step explanation:
1090mm is 109 cm
Subtract Fareeds height from Bens:
140-109=31
Hope this helps!
1. Simplify (Write each expression without using the absolute value symbol. )
|120+x| if x<-120
2. Simplify (Write each expression without using the absolute value symbol. )
|x-120| if x<-120
3. Simplify (Write each expression without using the absolute value symbol. )
|x-(-12)| if x>-12
4. Simplify (Write each expression without using the absolute value symbol. )
|x-(-12)| if x<-12
By solving each expression without using the absolute value symbol are:-
1. -x-120 if x<-120
2. -(x-120) if x<-120
3. x+12 if x>-12
4. -(x+12) if x<-12
To simplify each expression without using absolute value symbols, we need to determine the cases when the expression inside the absolute value bars is positive and negative. Then we can remove the absolute value bars and simplify the expression accordingly.
For the first expression, |120+x|, if x is less than -120, then x+120 will be negative. Therefore, we can simplify the expression as -x-120.
For the second expression, |x-120|, if x is less than -120, then x-120 will also be negative. Therefore, we can simplify the expression as -(x-120).
For the third expression, |x-(-12)|, if x is greater than -12, then x-(-12) is positive. Therefore, we can simplify the expression as x+12.
For the fourth expression, |x-(-12)|, if x is less than -12, then x-(-12) is negative. Therefore, we can simplify the expression as -(x+12).
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Solve x by using square roots.
12-(x-2)^2=3
The required solution to the given equation for x using square roots is x = 5 or x = -1.
The quadratic equation is given as follows:
12-(x-2)² = 3
To solve the equation 12-(x-2)² = 3 using square roots, we need to isolate the squared term on one side of the equation and then take the square root of both sides.
We have:
12-(x-2)² = 3
-(x-2)² = -9
(x-2)² = 9
Apply the square root property in the equation,
x-2 = ±√9
x-2 = ±3
x = 2 ± 3
x = 5 or x = -1
Therefore, the solution for x using square roots is x = 5 or x = -1.
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Antonio, a professional wrestler, went on a very strict liquid diet for 26 weeks to lose weight. When he
began the diet, he weighed in at a healthy 235 pounds and during the diet, he consistently lost 1. 5% of his
body weight each week. His weight loss can be modeled by the function W (t) = 235(0. 985)' where Wis
his weight in pounds and t is the time in weeks that he has been on the diet.
What was his weight in pounds after 5 weeks?
How long did it take(in weeks) him to weigh in at 161. 05 pounds?
Antonio's weight after 5 weeks was 202.34 pounds, and it took him 19 weeks to weigh in at 161.05 pounds.
To find Antonio's weight after 5 weeks, we can simply substitute t = 5 into the given exponential function:
W(5) = 235(0.985)⁵
W(5) ≈ 209.88 pounds
So his weight after 5 weeks was approximately 209.88 pounds. To find how long it took him to weigh in at 161.05 pounds, we can set the function equal to 161.05 and solve for t:
161.05 = 235(0.985)ᵗ
0.685106383 ≈ 0.985ᵗ
t ≈ 25.5 weeks
So it took him approximately 25.5 weeks to weigh in at 161.05 pounds
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Complete question - Antonio, a professional wrestler, went on a very strict liquid diet for 26 weeks to lose weight. When he began the diet, he weighed in at a healthy 235 pounds and during the diet, he consistently lost 1. 5% of his body weight each week. His weight loss can be modeled by the function W (t) = 235(0. 985)ᵗ where W is his weight in pounds and t is the time in weeks that he has been on the diet. What was his weight in pounds after 5 weeks? How long did it take(in weeks) him to weigh in at 161. 05 pounds?
What is the slope of the line?
help I am not sure of the answer it asks for the domain and the range thank you
Answer:
480 - 96x = 0, so x = 5.
Domain: [0, 5]
Range: [0, 480]
Solve this: 12C11
And solve the others too
The values of the combination expressions are ¹²C₁₁ = 12, ¹²C₁₀ = 66, ¹²C₅ = 792, ¹²C₁ = 12, ¹²C₁₂ = 1, ⁵C₄ + ⁵C₃ = 15, ⁵C₃/⁵C₂ = 1 and 4⁷C₂ = 84
Also, the number of ways is 30045015
Solving the combination expressionsFrom the question, we have the following parameters that can be used in our computation:
¹²C₁₁
The formula for combination is
ⁿCₓ = n!/[(n - x)! * x!]
So, we have
¹²C₁₁ = 12!/[(12 - 11)! * 11!]
Evaluate
¹²C₁₁ = 12
Using the above as a guide, we have the following:
¹²C₁₀ = 12!/[(12 - 10)! * 10!]
¹²C₁₀ = 66
¹²C₅ = 12!/[(12 - 5)! * 5!]
¹²C₅ = 792
¹²C₁ = 12!/[(12 - 1)! * 1!]
¹²C₁ = 12
¹²C₁₂ = 12!/[(12 - 12)! * 12!]
¹²C₁₂ = 1
⁵C₄ + ⁵C₃ = 5!/[(5 - 4)! * 4!] + 5!/[(5 - 3)! * 3!]
⁵C₄ + ⁵C₃ = 15
⁵C₃/⁵C₂ = 5!/[(5 - 3)! * 3!] / 5!/[(5 - 2)! * 2!]
⁵C₃/⁵C₂ = 1
4⁷C₂ = 4 * 7!/[(7 - 2)! * 2!]
4⁷C₂ = 84
For the number of ways to get people hired, we have
n = 30
x = 10
So, we have
³⁰C₁₀ = 30!/[(30 - 10)! * 10!]
³⁰C₁₀ = 30045015
Hence, the number of ways to get them hired is 30045015 ways
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100 POINTS!!!! PLEASE HELP!! ITS DUE IN 1 HOUR!!!!!!!!!!!!!!
a chi-square test for homogeneity was conducted to investigate whether the four high schools in a school district have different absentee rates for each of four grade levels. the chi-square test statistic and p -value of the test were 19.02 and 0.025, respectively. which of the following is the correct interpretation of the p -value in the context of the test? responses assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or smaller. assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or smaller. assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger. assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger. assuming that each high school has a different absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger. assuming that each high school has a different absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger. there is a 2.5 percent chance that the absentee rate for each grade level at the four schools is the same. there is a 2.5 percent chance that the absentee rate for each grade level at the four schools is the same. there is a 2.5 percent chance that the absentee rate for each grade level at the four schools is different.
The correct statement for p-value in chi-square is : Assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger, option B.
A test that evaluates how well a model matches real observed data is the chi-square (2) statistic. A chi-square statistic can only be calculated with data that is random, unprocessed, mutually exclusive, obtained from independent variables, and drawn from a sizable enough sample. The outcomes of a fair coin flip, for instance, satisfy these requirements.
To test hypotheses, chi-square tests are frequently employed. Given the size of the sample and the number of variables in the relationship, the chi-square statistic examines the magnitude of any differences between the predicted findings and the actual results.
According to the total number of variables and samples used in the experiment, degrees of freedom are utilised in these tests to assess if a certain null hypothesis can be rejected. Like with any statistic, the results are more trustworthy the greater the sample size.
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Complete question:
A chi-square test for homogeneity was conducted to investigate whether the four high schools in a school district have different absentee rates for each of four grade levels. The chi-square test statistic and p-value of the test were 19.02 and 0.025, respectively. Which of the following is the correct interpretation of the p-value in the context of the test?
A) Assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or smaller.
B) Assuming that each high school has the same absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger.
C) Assuming that each high school has a different absentee rate for each grade level, there is a 2.5 percent chance of finding a test statistic 19.02 or larger.
D) There is a 2.5 percent chance that the absentee rate for each grade level at the four schools is the same.
E) There is a 2.5 percent chance that the absentee rate for each grade level at the four schools is different.
The domain of the function is the set of all real numbers, and the range of the function is the set of all real numbers greater than or equal to ------.
The range of the function is the set of all real numbers greater than or equal to -4.
What are the domain and range of a function?The domain of a function is the set that contains all possible input values of the function, that is, all the values assumed by the independent variable x in the function.The range of a function is the set that contains all possible output values of the function, that is, all the values assumed by the dependent variable y in the function.The function assumes values of y = -4 or greater, which represent the range of the graphed function.
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2.
(03. 02 MC)
Kayla was at the surface of a swimming pool and recorded the following two measurements, in feet, on a number line:
−9, which represents the depth of water in the swimming pool
+10, which represents the height of the slide at the pool
Part A: What does 0 represent in this situation? (3 points)
Part B: Describe the height of the slide in relation to 0 in the situation. (3 points)
Part C: Kayla held a pole in the swimming pool. The bottom of the pole was at a depth of 3 feet. How should Kayla mark the level of the bottom of the pole on the number line? Explain how you determined this. (4 points)
0 represents the surface level of the swimming pool.
The height of the slide in relation to 0 is +10 feet.
Part A: In this situation, 0 represents the surface level of the swimming pool on the number line, acting as a reference point between the depth of the water and the height of the slide.
Part B: The height of the slide in relation to 0 is +10 feet. This means the slide is 10 feet above the surface level of the swimming pool.
Part C: To mark the level of the bottom of the pole on the number line, Kayla should mark it at -3 since the bottom of the pole is at a depth of 3 feet below the surface level of the pool.
This is determined by using the negative value to represent the depth below the surface (0).
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1. Sanchez deposited $3,000 with a bank in a 4-year certificate of deposit yielding 6% interest
compounded daily. Find the interest earned on the investment. (4pts)
The compound interest generated on the investment is roughly $813.67, which is the solution to the question based on compound interest.
What is Principal?The initial sum of money invested or borrowed, upon which interest is based, is referred to as the principle. The principal is then periodically increased by the interest, often monthly or annually, to create a new principal sum that will accrue interest in the ensuing period.
Using the compound interest calculation, we can determine the interest earned on Sanchez's investment:
[tex]A = P(1 + \frac{r}{n} )^{(n*t)}[/tex]
where A is the overall sum, P denotes the principal (the initial investment), r denotes the yearly interest rate in decimal form, n denotes the frequency of compounding interest annually, and t denotes the number of years.
In this case, P = $3,000, r = 0.06 (6%), n = 365 (compounded daily),
and t = 4.
Plugging in the values, we get:
[tex]A = 3000(1 + \frac{0.06}{365} )^{(365*4)}[/tex]
A= $3813.67
The difference between the final amount and the principal is the interest earned.
Interest = A - P
Interest = $3813.67 - $3000
Interest = $813.67
As a result, the investment's interest yield is roughly $813.67.
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An appliance store manager noted that
sales varied directly with the amount of money
spent on advertising. If last week's sales were
$10,000 and $2000 was spent on advertising,
what should sales be during a week that $1200
was spent on advertising?
In the given problem, solving systematically, sales should be $6,000 during a week that $1,200 was spent on advertising.
How to Calculate the Sales?If sales vary directly with the amount of money spent on advertising, it means that the ratio of sales to advertising spending is constant. We can use this ratio to find out what sales should be during a week that $1200 was spent on advertising.
Let the ratio of sales to advertising spending be denoted by k. Then, we have:
k = sales / advertising spending
From the information given, we know that:
k = 10,000 / 2,000 = 5
This means that for every dollar spent on advertising, $5 in sales are generated.
To find out what sales should be during a week that $1200 was spent on advertising, we can use the ratio k:
sales = k * advertising spending
sales = 5 * 1200
sales = 6000
Therefore, sales should be $6,000 during a week that $1,200 was spent on advertising.
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fast pls
in When calculating 4-√x+15 what option you get x?-1 lim X>1 1 the process -1 A) lim (x + 1) (4 + V1 +15) -1 B) lim 21 (1+1) (4 - V1-15) C) lim 16 - 2 - 1)(4+r+15) D) lím 16-1 (12 - 1) (4 - Vr+15)
None of the options are correct, and the value of x is simply 1.
Start with the given expression: 4 - √x + 15
Substitute x with the limit value of 1: 4 - √1 + 15 = 18
Therefore, the limit of the given expression as x approaches 1 from the right is 18.
To verify this result using the provided options, we can simplify each option and check which one equals 18 as x approaches 1 from the right.
Option A simplifies to (2/√2) + 2, which equals √2 + 2, not equal to 18.
Option B simplifies to 2(4 - √15), which equals 2(4 - 3.87), approximately equal to 2.27, not equal to 18.
Option C simplifies to 3(4 + √15), which equals 3(4 + 3.87), approximately equal to 23.61, not equal to 18.
Option D simplifies to 3(3)(3), which equals 27, not equal to 18.
Therefore, none of the options are correct, and the value of x is simply 1.
none of the options are correct, and the value of x is simply 1.
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Darren made a display board in the shape of a trapezoid.
Part A
The height of the trapezoid is half the length of the shorter base, and the longer base is twice the length
of the shorter base.
4 yd
2 yd
2 yd
b
What are the lengths of the height and the longer base? Enter your answers in the boxes.
h =
yd
b=
yd
Part B
Use the measurements from Part A to find the area of Darren's display board.
o 8 yd?
12 yd?
O 16 yd
24 yd2
Part A:
The height (h) of the trapezoid is half the length of the shorter base (b), so h = (1/2)b.
The longer base is twice the length of the shorter base, so the longer base is 2b.
Given: 4 yd + 2 yd + 2 yd + b = 8 yd (since the sum of all sides of the trapezoid is equal to the perimeter of the display board)
Solving for b, we get:
b = 2 yd
Substituting this value in the equation for h, we get:
h = (1/2)(2 yd) = 1 yd
Therefore, the length of the height is 1 yd and the length of the longer base is 4 yd.
Part B:
The formula for the area of a trapezoid is A = (1/2)(h)(b1 + b2), where h is the height and b1 and b2 are the lengths of the two bases.
Using the values from Part A, we have:
A = (1/2)(1 yd)(2 yd + 4 yd)
A = (1/2)(1 yd)(6 yd)
A = 3 yd^2
Therefore, the area of Darren's display board is 3 yd^2.
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You are going to run at a constant speed of 7.5
miles per hour for 45
minutes. You calculate the distance you will run. What mistake did you make in your calculation? [Use the formula S=dt
.]
Answer: Did not convert the minutes to hours
Step-by-step explanation:
The most obvious mistake here would be to not convert the minutes into hours.
Remember, the speed given, (7.5), is in miles per HOUR. Your time is given in MINUTES. a conversion is required. 45 minutes are 45/60 = 0.75 hrs.
NOW you can use S = DT to find your distance:
7.5 = D/0.75
.: D = 5.625 miles
Mariana tiene un peso de 175 libras y su nutrióloga le ha otorgado una nueva dieta y ella misma a creado una nueva rutina de ejercicio su comida semanal consiste en lo siguiente 3 libras de pollo, 9 libras de frutas, 15 libras de verduras cocinadas o crudas y solo 1 libra de tortilla o pollo
¿cual es el peso en kilogramos de mariana?
¿cuantos kilos debe conseguir de pollo a la semana?
¿cuantos de fruta?
¿cuantos kg de verduras deberá consumir?
plis es para hoy
El peso de Mariana en kilogramos es aproximadamente 79.378 kg. Debe conseguir 1.361 kg de pollo a la semana, 4.082 kg de frutas y 6.803 kg de verduras.
How to convert Mariana's weight from pounds to kilograms?Para convertir el peso de Mariana de libras a kilogramos, debemos recordar que 1 libra equivale a aproximadamente 0.4536 kilogramos. Por lo tanto:
Peso de Mariana en kilogramos = 175 libras * 0.4536 kg/libra ≈ 79.3792 kg
Entonces, el peso de Mariana es aproximadamente 79.3792 kilogramos.
En cuanto a la cantidad de pollo que Mariana debe conseguir a la semana, la dieta establece que debe consumir 3 libras de pollo. Para convertirlo a kilogramos:
Cantidad de pollo a la semana = 3 libras * 0.4536 kg/libra ≈ 1.3618 kg
Por lo tanto, Mariana debe conseguir aproximadamente 1.3618 kilogramos de pollo a la semana.
De manera similar, para las frutas, la dieta establece 9 libras. Convertimos a kilogramos:
Cantidad de frutas a la semana = 9 libras * 0.4536 kg/libra ≈ 4.0824 kg
Por lo tanto, Mariana debe conseguir aproximadamente 4.0824 kilogramos de frutas a la semana.
Para las verduras, la dieta establece 15 libras. Convertimos a kilogramos:
Cantidad de verduras a la semana = 15 libras * 0.4536 kg/libra ≈ 6.804 kg
Por lo tanto, Mariana debe consumir aproximadamente 6.804 kilogramos de verduras (cocinadas o crudas) a la semana.
En resumen, el peso de Mariana es de aproximadamente 79.3792 kilogramos. Debe conseguir alrededor de 1.3618 kilogramos de pollo, 4.0824 kilogramos de frutas y 6.804 kilogramos de verduras a la semana.
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Find cot0, sin 0, and csc 0, where 0 is the angle shown in the figure.
Give exact values, not decimal approximations.
0
11
8
cot 0 = 0
sin 0 = 0
csc 0 = 0
Answer:
Step-by-step explanation:
sun cos
Which point on the number line has the least absolute value?
The point with the least absolute value on the number line is always the point zero.
The absolute value of a number is the distance that number is from zero on the number line. Therefore, the point on the number line with the least absolute value is the point closest to zero. This point is located at zero itself, as it is the point on the number line that is equidistant from both the positive and negative numbers.
To further explain, consider the following examples:
- The point 3 is 3 units away from zero, but the point -3 is also 3 units away from zero.
- The point 5 is 5 units away from zero, but the point -5 is also 5 units away from zero.
- The point 0 is 0 units away from zero, making it the point with the least absolute value on the number line.
In conclusion, the point with the least absolute value on the number line is always the point zero.
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Select the correct answer from each drop-down menu.
Coach Loren asks Kerry to analyze the batting percentages of players on the softball team.
Complete the sentences with the correct terms.
Coach Loren wants one number to describe how all of the values in the data set vary, so Kerry should tell her to use a measure of
.
Kerry could give her the
or the
of the data set.
Answer:
Kerry could give her the range or the standard deviation of the data set.
Step-by-step explanation:
Coach Loren wants one number to describe how all of the values in the data set vary, so Kerry should tell her to use a measure of variability.
Kerry could give her the range or the standard deviation of the data set.
the linear optimization technique for allocating constrained resources among different products is: linear regression analysis. linear tracking analysis. linear disaggregation. linear programming. linear decomposition.
The linear optimization technique for allocating constrained resources among different products is linear programming. (option d).
In the context of allocating constrained resources, linear optimization aims to maximize the output of a system while minimizing the input required to produce that output. This is achieved by formulating the problem as a set of linear equations or inequalities, which represent the constraints on the resources.
The linear equations or inequalities define the relationship between the input and output variables, which are typically expressed as linear functions. These functions represent the production possibilities of each product or activity and the available resources, such as labor, materials, and equipment.
The goal of linear optimization is to find the optimal values of the input and output variables that satisfy the constraints and maximize the objective function. The objective function is a linear function that represents the measure of performance or profitability of the system.
Hence the correct option is (d).
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how many ways are there to distribute the comic books if there are no restrictions on how many go to each kid (other than the fact that all 20 will be given out)?
There are 15,504 ways to distribute 20 comic books among five kids if there are no restrictions on how many go to each kid.
To evaluate this expression, we can use the formula for combinations:
ⁿCₓ = n! / (x! (n-x)!)
where n is the total number of objects, x is the number of objects to be selected, and "!" denotes factorial
In this case, we have:
n = 20 and r = 5
so we can plug these values into the formula:
²⁰C₅ = 20! / (5! (20-5)!)
= (20 x 19 x 18 x 17 x 16) / (5 x 4 x 3 x 2 x 1)
= 15,504
Therefore, there are 15,504 ways to distribute the 20 comic books among the five kids if there are no restrictions on how many go to each kid.
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Complete Question:
20 different comic books will be distributed to five kids.
How many ways are there to distribute the comic books if there are no restrictions on how many go to each kid (other than the fact that all 20 will be given out)?
A plane leaves Singapore airport at 07:45 to fly to Sydney. The plane flies at an average speed of 757.2 km/h. The distance from Singapore to Sydney is 6310 km. The time in Sydney is 2 hours ahead of Singapore time. Calculate the local time when the plane arrives in Sydney. Give your answer in the form hours:minutes using the 24-hour clock.
The local time in Sydney when the plane arrives will be 18:58, or 6:58 PM on a 24-hour clock.
How to find arrival time for the plane?The time difference between Speed and Sydney is 2 hours, and the plane will take some time to fly from Singapore to Sydney at an Speed of 757.2 km/h over a distance of 6310 km.
The time it takes the plane to fly from Speed to Sydney can be calculated as:
time = distance / Speed= 6310 km / 757.2 km/h = 8.33Speed
So the plane will take 8.33 hours to fly from Singapore toSpeed
Now we need to add the 2-hour time difference between Singapore and Sydney to determine the local time in Sydney when the plane arrives.
07:45 (Singapore time) + 8.33 hours (flight time) + 2 hours (time difference) = 18:58
Therefore, the local time in Sydney when the plane arrives will be 18:58, or 6:58 PM on a 24-hour clock.
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A bucket held 24 gallons of water. Water leaked out of a hole in the bucket at a rate of 3 gallons every 4 days. At this rate, how many days did it take for all 24 gallons to leak out?
It will take 32 days for all 24 gallons to leak out of the bucket at a rate of 3 gallons every 4 days.
If water is leaking out of a bucket at a rate of 3 gallons every 4 days, then the rate of leakage is 3/4 gallons per day.
Let x be the number of days it takes for all 24 gallons to leak out. To explain this situation, we can construct an equation.
24=3/4*x
To solve for x, we can cross-multiply.
24*4=3x
3x=96
x=96/3
x = 32
Therefore, it will take 32 days for all 24 gallons to leak out of the bucket at a rate of 3 gallons every 4 days.
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find the missing side length
Answer:
6.5
Step-by-step explanation:
Use pythagorean theorem:
[tex]a^{2} +b^{2} =c^{2}[/tex]
a=6
b=2.5
c=hypotenuse
[tex]6^{2} +2.5^{2} =c^{2}[/tex]
simplify
[tex]36 +6.25=c^{2}\\42.25=c^{2}[/tex]
take square root of both sides
[tex]c=6.5[/tex]
The missing side length is 6.5 units.
Hope this helps!