Please help me ASAP!! Calling all experts, will give brainliest too!

The height of a candle decreases from 10 centimeters to 6 3/4 centimeters after burning for 1/2 hour

Please Help Me ASAP!! Calling All Experts, Will Give Brainliest Too!The Height Of A Candle Decreases

Answers

Answer 1

The true statement is as follows:

The product 13 / 4 × 2 can be used to find the unit rate in cm per hour.

After one hour, the height of the candle will have decreased by 6 1 / 2 cm.

What is rate?

Rate is the ratio between two related quantities in different units.

The height of the candle decreases from 10 cm to 6 3 / 4 cm after burning for 1 / 2 hours.

6 3 / 4 cm = 27 / 4 cm

10 - 27 / 4 =  40 - 27 / 4 = 13 / 4 cm

Therefore, 13 / 4 cm of candles were lost in 1 / 2 hours.

Rate = 13 / 4 × 2 = 26 / 4 = 13 / 2 cm per hour

Therefore, the product 13 / 4 × 2 can be used to find the unit rate in cm per hour.

13 / 4  + 13 / 4 =   13 + 13/ 4 = 26 / 4 = 13 / 2 = 6 1 / 2 cm.

Therefore, after one hour, the height of the candle will have decreased by 6 1 / 2 cm.

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Related Questions

At the Kansas City Airport, a group of pilots for Skyways and Yellow Jet airlines were asked whether their flights were flying east or west. The two-way table shows their answers.

Flight Directions

A 4-column table with 3 rows. The first column has no label with entries skyways, yellow jet, total. The second column is labeled East with entries 30, 65, 65. The third column is labeled West with entries 33, 34, 67. The fourth column is labeled total with entries 63, 69, 132.
Which joint frequency has the most flights?

Answers

The joint frequency with the most flights in the given two-way frequency table is: yellow jet, going east.

What is a Two-way Frequency Table?

A two-way frequency table is a table that displays joint frequency of two categorical variables using rows and columns to represent each.

Looking at the two-way table given, yellow jet, going east is the cell with the most flight. So, the joint frequency with the most flights is: yellow jet, going east.

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Answer:

c

Step-by-step explanation:

a
39. Algebra A rectangle has a base of x units. The area is (4x2-2x)
square units. What is the height of the rectangle in terms of x?
A (4 - x) units
(x-2) units
B (4x3 - 2x2) units
D (4x - 2) units
-
-

Answers

The area of the rectangle is the product of its base and height

The height of the rectangle is 4x - 2 units

How to determine the height?

The given parameters are:

Area = 4x^2 - 2x

Base = x

The area of the rectangle is:

Area = Base * Height

This gives

4x^2 - 2x = x * Height

Divide through by x

4x - 2 = Height

Rewrite as:

Height = 4x - 2

Hence, the height of the rectangle is 4x - 2 units

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Please help me thank you!

Answers

Answer:17.2414 percent!

Step-by-step explanation: I've done this before hope this helps

PLEASE HELP ME WITH THIS!! IM STRUGGLING

Answers

Answer:

A: (0,-12)

Step-by-step explanation:

This chart is really helpful!

You just have to flip the coordinates and make the x value negative.

Have a great day!

Can you please help me with this question

Answers

x.y, b+w, and a+e are thé answers good luck

Drag a vertex of the triangle to change its shape.
Double-click or double-tap a vertex or side to prevent it from
changing
Problem: Construct a triangle with side lengths 6, 6,
and 6.
What are the angle measures for the triangle?
C = 41°
9.2
7.0
30, 60, 90
45, 45, 90
A = 49°
6.0 B = 90°
60, 60, 60

10, 80, 90

Answers

Answer:

60,60,60

Step-by-step explanation:

The angle measures for the triangle is 60, 60 and 60.

What is Triangle?

A triangle is a polygon with three vertices and three sides. The angles of the triangle are formed by the connection of the three sides end to end at a point. The triangle's three angles add up to 180 degrees in total.

We have,

The measure of three sides are 6 ,6 and 6.

Now, we know a triangle whose three sides are equal is called as Equilateral Triangle.

Also, three angles are Equal.

Using Angle Sum property

x + x + x = 180

3x= 180

x= 60

Thus, the measure of three angles are 60, 60 and 60.

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Of the 103 people enrolled in mathematics class, 91% are present How many are present? 114 113 94 93​

Answers

Answer:

Just find the 91% of 103

103 * 91% = 103 * 0.91 = 93.73

About 94 are present from the 103 people

Step-by-step explanation:

hope this helps

pls mark brainliest

A bakery sells 6 lemon poppy muffins for every 42 bran muffins sold. Which table represents the relationship between lemon poppy and bran muffins?

The answer is B.

Answers

Answer:

B

Step-by-step explanation:

The table shows the ratio 1:7 pretty well

Tell me if it is w x y or x

Answers

I think it’s most likely w
Most likely it will be w but I’m not positive

After participating in a track meet, athletes were given the option to drink a sports drink or water. The results showed that 85 athletes chose a sports drink, 62 athletes chose water, and 14 athletes chose not to drink anything. Of those that chose water or a sports drink, 27 athletes choose to drink both.

How many athletes did not choose water?
1.) 99
2.) 85
3.) 72
4.) 58

Answers

4. - 58

85 + 62 = 147
85 - 27 = 58

Find the minimum value of y given that y = 2x^2+ 6x + 2.

Answers

Answer:

-5/2

Step-by-step explanation:

x= -b/2a

x= -6/4= -3/2

y=2×(9/4)+6(-3/2)+2= -5/2

What is the solution to the equation below? Round your answer to two
decimal places.
In x=-3
O A. x= 0.45
O B. x = 0.05
O C. x= -1.09
D. x= -20.09

Answers

Answer: B

Step-by-step explanation:

In order to isolate 'x', we can use the number 'e' to cancel the natural log. The 'e' will cancel the natural log because they are inverse to each other:

[tex]e^l^n^(^x^)=e^-^3[/tex]

[tex]x=e^-^3=\frac{1}{e^3} =0.049787[/tex]

Which of the following best describes AB in the regular pyramid below? A B A. Altitude B. Slant height C. Face D. Edge​

Answers

Answer:

the correct answer is

option b

slant height

Step-by-step explanation:

slant height of a pyramid is defined as a distance measure along a lateral face from a base of a triangle because hypotenuse of a right angle triangle is half on the base

distance from the center of the base to the point where the slant height segment

The line AB in the pyramid is the slant height of the pyramid.

What is a pyramid?

A pyramid is a three-dimensional shape. A pyramid has a polygonal base and flat triangular faces, which join at a common point called the apex.

Given is a pyramid with AB labelled at one of its face, we need to determine the name for AB,

So, here AB is the slant height.

Slant height of a pyramid is defined as a distance measure along a lateral face from a base of a triangle because hypotenuse of a right angle triangle is half on the base distance from the center of the base to the point where the slant height segment.

Hence, the line AB in the pyramid is the slant height of the pyramid.

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Calculate the distance between the points G= -2.2) and C = (5, -1) in the coordinate plane.
Give an exact answer (not a decimal approximation).
Distance: 0

Answers

Answer:

Step-by-step explanation:

The circumference of a circle is 19π m. What is the area, in square meters? Express your answer in terms of pi

Answers

The circumference of a circle is 19π m. What is the area, in square meters? Express your answer in terms of pi

Which answer choice correctly represents an algebraic expression for the sum of 15 and a number?

Answers

Let the number be x

Sum of 15 and the numberSum of 15 and x

We use addiition sign

x+15

The expression is x+15


Aiden is a percussionist in his
school band. One instrument he
plays is in the shape of an
equilateral triangle shown below.
The side lengths are in inches.
Find x and y.

Answers

Answer:

could you show the triangle?

Two similar triangles are shown on the coordinate grid: A coordinate grid is shown from positive 6 to negative 6 on the x-axis and from positive 6 to negative 6 on the y-axis. A triangle ABC is shown with vertex A on ordered pair negative 2, negative 1, vertex B on ordered pair 0, 0, and vertex C on ordered pair 1, negative 3. A triangle A prime B prime C prime is also shown with vertex A prime on ordered pair negative 4, 2 , vertex B prime on ordered pair 0, 0 and vertex C prime on ordered pair 2, 6. Which set of transformations has been performed on triangle ABC to form triangle A'B'C'? Dilation by a scale factor of 4 followed by reflection about the x-axis Dilation by a scale factor of 2 followed by reflection about the x-axis Dilation by a scale factor of 4 followed by reflection about the y-axis Dilation by a scale factor of 2 followed by reflection about the y-axis\

Answers

The set of transformation that has been performed on triangle ABC

to form triangle A'B'C' is " Dilation by a scale factor of 2 followed by

reflection about the x-axis " ⇒ 2nd answer

Step-by-step explanation:

Lets revise some important rules

The corresponding sides of similar triangles have constant ratio

Dilation makes a triangle and its image similar

Reflection about x-axis change the sign of the y-coordinate of a point after reflected about the x-axis

Δ ABC and Δ A'B'C are similar after set of transformations has been

performed on Δ ABC to form Δ A'B'C'

∵ The vertices of triangle ABC are:

A = (-2 , -1) , B = (0 , 0) , C = (1 , -3)

∵ The vertices of triangle A'B'C' are:

A' = (-4 , 2) , B' = (0 , 0) , C' = (2 , 6)

∵ x-coordinate of point A = -2 and x-coordinate of point A' = -4

∵ y-coordinate of point A = -1 and y-coordinate of point A' = 2

∵ x-coordinate of point B = 0 and x-coordinate of point B' = 0

∵ y-coordinate of point B = 0 and y-coordinate of point B' = 0

∵ x-coordinate of point C = 1 and x-coordinate of point C' = 2

∵ y-coordinate of point C = -3 and y-coordinate of point C' = 6

∵ Each coordinate of the vertices A , B , C is multiplied by 2 to give

 the coordinates of the of the vertices A' , B' , C'

∴ Δ ABC is dilated by scale factor of 2

∵ The signs of y-coordinates of the vertices A , B , C is opposite to

  the signs of y-coordinates of the of the vertices A' , B' , C'

∴ Δ ABC is reflected about the x-axis

The set of transformation that has been performed on triangle ABC

to form triangle A'B'C' is " Dilation by a scale factor of 2 followed by

reflection about the x-axis "

expand and simplify (2x + 1) (x + 3)

Answers

The answer is 2x^2 + 7x + 3
You can find this answer using the FOIL method.
Can I have brainliest?

Anyone know where I can find the answers to this packet

Answers

Answer:

Step-by-step explanation:

I'll give you a guide — use the formula

[tex]y = mx + b[/tex]

For Question 1, [tex]y = \frac{2}{3}x + 2[/tex]

[tex]y = mx + b[/tex]

So,  m = [tex]\frac{2}{3}[/tex]  and  b = 2

For question 3,

[tex]y = mx + b[/tex]

if  m = [tex]\frac{1}{3}[/tex]  and  b = 3

[tex]y = \frac{1}{3}x + 3[/tex]

For the graphs, You label the center as 0, and go up/down 1 right to left and up down

You use every number on the x-axis (horizontal left-right line) and put it in your equation (e.g. [tex]y = \frac{2}{3}x + 2[/tex]) to get the value for the y-axis.

Find the solution to each problem. Show all of your work.

1. Haley and her family went on a vacation. To get to the beach, they drove for 3 hours and 25 minutes. When they headed back home, it took them 230 minutes to get home. Did it take longer to get to the beach or to get home from the beach?



2. Yesterday, it rained for 335 minutes. The day before that it rained for 5 hours and 10 minutes. On which day did it rain for a longer period of time?

3. Wendy’s family lost the power at their house when there was a bad storm. The powerwas out for 3 days! Wendy’s neighbors lost power for 68 hours. Whose power was outfor a greater amount of time?


4. Paul finished his 800 meter race in 2 minutes and 2 seconds. Jeff finished in 121 seconds. Who finished first? (Remember, the person with the lowest time finishes first.)


5. Write your own question that involves time conversion and ask someone to solve it. Make sure you solve it too so you know if they get the correct answer!

Answers

1. 1 hour = 60 minutes

We convert 3 hours and 25 minutes to minute : 3 x 60 + 25 = 205 (minutes). Since 205 < 230, it took longer to get home than getting to the beach.

2. (Same convertion)

5 hours and 10 minutes = 5 x 60 + 10 = 310 (minutes)

So, the last day rained longer than the day before it.

3. 1 day = 24 hours.

We convert 3 days to hours : 3 x 24 = 72 (hours)

Since 72 > 68, Wendy's family lost their power longer than their neighbors.

4. 1 minute = 60 seconds

Convert 2 minutes and 2 seconds to seconds : 2 x 60 + 2 = 122 (seconds)

Since 122 > 121, it means Paul took longer to finish his race, which mean Jeff finished first (Rip Paul)

5.

Question : Bob bought 2 pizzas for him and his friend, Kevin. They both ate 1 pizza. Bob finished his pizza in 6 minutes and 45 seconds. Kevin finished his pizza in 400 seconds. Who finished first?

Solution : Convert 6 minutes and 45 seconds to seconds : 6 x 60 + 45 = 405 (seconds)

Since 405 > 400, Bob took longer to finish his pizza -> Kevin finished first.

A betta fish tank is in the shape of a cube. The volume of the fish tank is 216
cubic inches. What is the edge length, in inches, of the fish tank?

Answers

Answer:

6in³

Step-by-step explanation:

get the volume by the formula: L x W x H

L = Length

W = Width

H = Height

there are 3 units required to know for getting the volume, if that's true, then, do the inverse operation of finding the volume. That can be done by using the formula:

a= edge

Solving for a

a=V⅓=216⅓=6

So each of the Cube shaped Fish Tank is 6in³

to find out if  the answer is right or wrong we have to do

6x6=36

36x6=216

So the answer is right!

Which problem solving strategy would be best to solve this problem?


Avelina earned half as much money as Gus. If Gus earned $125.00, how much money did Avelina earn? Ples help me some one

Answers

Answer:

$62.50

Step-by-step explanation:

(7x - 1) + (-x - 2) in simplest terms

Answers

Answer:

6x-3

Step-by-step explanation:

Mrs. Girard bought a 2-ounce tube of eye cream. Each night, she carefully applies 0.1
ounces.
Write an equation that shows how the number of ounces of eye cream remaining, y, depend
on the number of nights Mrs. Girard uses it, X.
y =

Answers

ANSWER: 1.9 eye cream
I HOPE THIS HELPS

A recipe calls for 1/2 cup of sugar for every 3/4 cup of flour. How much sugar is required for every cup of flour?

Answers

Answer:

2/3

Step-by-step explanation:

cup of sugar used for 3/4 cup of flour = 1/2

cup of sugar used for 1 cup of flour = 1/2*4/3 =2/3

What do I do with my hands

Answers

Answer:

eat them

Step-by-step explanation:

what is 37/16 as a decimal rounded to the nearest tenth

Answers

Answer:

the answer is 2

Step-by-step explanation:

Find the volume please

Answers

Answer:

solve with v=l*b*h

Step-by-step explanation:

cut in into two piece and solve

Whats the answer please help!

Answers

It’s B

because the median for school 1 is 7
and the median for school 2 is 7.5

Therefore it is B, the median for school 2 is greater than school one median
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