For which problem situation could the equation 45x + 55x = 350 be used?

A 350 mile telephone cable costs $55 per mile for one section and $45 per mile for a different section. What is the total cost of the cable?

A car, traveling 45 mph, leaves Dallas heading for Odessa 350 miles away. At the same time, a truck leaves Odessa for Dallas traveling 55 mph on the same road. When will the two vehicles meet?

A 350 mile telephone cable is cut so the shorter piece is 45/55 of the whole cable. How long is each piece?

Two vehicles start from the same point traveling in the same direction. One vehicle travels 55 miles per hour (mph) and the other 45 mph. When will the two vehicles be 350 miles apart?

Answers

Answer 1

Answer:

45 x + 55 x = 350

x increases until the total equals 350

45 + 55 = 100 = relative speed of approach

(B) traveling cars meet this equation's specifications (x = 3.5)

Answer 2

The correct statement is option B)

What is the speed of an object?

Speed is the rate at which an object's position changes, measured in meters per second. For example, if an object starts at the origin, and then moves three meters in three seconds, its speed is one meter per second. The equation for speed is simple: distance divided by time

Given here: The equation as 45x+55x=350

A car, traveling 45 mph, leaves Dallas heading for Odessa 350 miles away. At the same time, a truck leaves Odessa for Dallas traveling 55 mph on the same road.

Therefore the relative speed of the two trucks is given by 45+55=100

and let the time taken to meet is x then we can construct an equation as follows x=350/100

or,  45x+55x=350

Hence, The correct statement is option B)

Learn more about speed here:

https://brainly.com/question/28224010

#SPJ2


Related Questions

What additional information is required to prove the triangles are congruent using ASA?
Since vertical angles are congruent assume:

Answers

Answer:

C

Step-by-step explanation:

We already have one angle form the question that leaves us with one other angle and one side that we need to find, since we are required to use ASA or angle-side-angle.

the diagram gives us 2 congruent sides UB and AB since they have a similar slash on both of them, finally we need one more angle, so we look at the choices we have:

a) it gives us congruent sides not angles, so we move to the next

b) same thing as A

c) gives us 2 congruent angles, and since these are 2 new angles not given in the question, they can work

d) these 2 angels are the same 2 given in the question, so we can't use them.

help me please i need to find out what the sum is and what the product is and the remaining qotient

Answers

Answer:

Quotient 5/6

Product 8b

Sum 5/6+8b

Step-by-step explanation:

Sum is addition and there is only one expression of the three that has addition. So sum goes with 5/6+8b.

Quotient is division or fraction so 5/6 is the expression to go with quotient.

Product is times so 8b is the expression that goes with that because 8b means 8 times b.

Answer:

Quotient 5/6

Product 8b

Sum 5/6+8b

Step-by-step explanation: pls follow and star

Solve for x. [PLEASE Read carefully]

23(−3.1−x)=5

Enter your answer as a mixed number in simplest form in the box.

Answers

Answer:

-10.6 or 53/5

Step-by-step explanation:

go ogle math

Answer: (3) 73/230

Step-by-step explanation:

You times whats in the brackets with 23 then remove the brackets which makes it = -71.3 - 23x = 5

Then i would swap the 23x and 5 around which makes it = 71.3 - 5 = 23x

subtract 71.3 - 5

-76.3 = 23x

Divide -76.3 by 23 (Use a calculator) =

(3) 73/230

Thats how simplified it can go. (fraction cant be simplified more)

(3) is the leftover whole number that is next to the mixed number

identify the intermediate form of the following limit

Answers

Answer:

b is your answer b is your answer

The graph shows the number of quarts picked and the amount of money the customer paid.

Part A
What is the constant of proportionality, and what does it mean in this situation?

Part B
Write an equation that represents the proportional relationship shown in the graph.

Answers

Answer:

Constant of proportionality k = 3.5In our case,

Step-by-step explanation:

K=3.5!
Which is constant of proportionality

Matt purchases a cloth masks for $2.45. He decorates them and then sells them for $4.41. What was the percent markup that Matt used on the cloth masks?​

Answers

Answer; 80%

Explanation below;
Equation;

(Selling price - cost price)
______________________
Cost price

With added values;

($4.41-$2.45)
_____________ = 0.8
$2.45

0.8 as a percentage = 80%

HELPPPPP

TEACHER:In problem 1 part B is correct. Part A for the estimate was not completed. For problem 2, is GCF or LCM what you would use? I like the problem you made up in problem 3. To solve it would you divide or subtract?

Answers

Answer:

Use LCM (Least Common Multiple) for this.You will find the answer much easier.

Hope this helps!

Use lcm for this hope it helps

please don't add links.

Answers

Hello there!

Linear functions have a continuous pattern in their x and y values.

Let's see the first table.

0, 1, 2, 3

We add 1 every time.

-3, -2, 0, 3

We add 1, add 2, add 3.

That's not a linear function, because it doesn't have a continuous pattern in its y values.

Let's look at the next table.

0, 1, 2, 3

We add 1 every time.

1, 4, 3, 7

We add 3, subtract 1, add 3

That's not a linear function as well.

Now, let's look at the third table:

0, 1, 2, 3

We still add 1.

2, 0, -2, -4

We subtract 2 every time.

So this is a linear function. Hope this helps!

~Just a cheerful teen

#CarryOnLearning

Answered by

[tex]SilentNature[/tex]

Simple answer linear function



Hope this helps! :)

1.Which expression is equivalent to 4 – (- 7)?
Responses

A. -7 - 4

B. 7 + 4

C. 4 - 7

D. - 4 + 7

Answers

B because 4-(-7) equals 11 and 7+4 equals 11 as well

Please help me with this lol

Select the correct answer from each drop-down menu.

Shape I is similar to shape ll.

*then it’s the picture which is listed below*


The sequence that proves shape l is similar to shape ll when applied to shape l is a reflection across the *x-axis or y-axis* followed by a translation *4, 5, 6, or 7* units right and *2, 3, 4, or 5* units down, and then a dilation by a scale factor of *0.5, 1, 1.5, or 2*.

Answers

Answer:

Ok I believe the answer is  The sequence that proves shape l is similar to shape ll when applied to shape l is a reflection across the y-axis followed by a translation 7 units right and 2 units down, and then a dilation by a scale factor of 2

Step-by-step explanation:

This one is correct and verfied

help fast!!!!!!!!!!

How does a parallel circuit change when a branch is added? The total resistance increases, so the current in the circuit decreases. The total resistance decreases, so the current in the circuit increases. The total resistance increases, so bulbs shine at a lower brightness. The total resistance decreases, so bulbs shine at a higher brightness.

Answers

Answer:

A decrease in resistance creates an increase in current.

Step-by-step explanation:

Answer:

The total resistance decreases, so the current in the circuit increases.

Researchers once surveyed students on which superpower they would most like to have. The following two-way table displays data for the sample of students who responded to the survey.

Of students in the sample, what fraction chose flight as their superpower?

A: 37/100
B: 26/100
C: 50/100
D: 26/50

Answers

I believe A because,
A total of 37 students chose flight and 100 students took the survey so it would be 37/100

Answer:

it is A

Step-by-step explanation:

4n^4•2n^-3
Your answer should only contain positive exponents

Answers

The answer is 8n. You can get this answer by multiplying the 4 and 2 first to get 8, then since the bases are the same (both bases are n) you can just add the exponents to get 1. Since n^1 is just n, the answer would be 8n
8n
I had the same question

Solve for x.
4 (x + 1 1/3) = 9 2/3
Enter your answer as a mixed number in simplest form.

Answers

Answer:

x = 13/12

x = 1 1/12

Step-by-step:

4 (x + 1 1/3) = 9 2/3

4x + 5 1/3 = 9 2/3

subtract 5 1/3 from each side

4x = 4 1/3

divided by 4 on each side

x = 13/12

x = 1 1/2

X = 1 1/4


I know fractions is hard and I hope this helped you ! It’s hard for me to explain while typing.

A restaurant sells burritos for $8.00 each. The cost of the meat is $1.50 and the cost of the other ingredients is $1.00 for each burrito.

Money made from selling burritos is positive. The cost of making burritos is negative. Profit is the money left after paying the costs.

How much profit would the restaurant make by selling 100 burritos?

1. How much money would the restaurant take in by selling 100 burritos?

2. What is the cost of making one burrito? (remember that costs are negative)

3. What is the cost of making 100 burritos?

4 What is the profit the restaurant makes from selling 100 burritos? Does the restaurant make money or lose money?

Answers

First let's find the cost to make the burritos.

$1.50 + $1.00 = $2.50 needed to make one burrito.

1. To find how much money the restaurant takes in from selling 100 burritos, we can do 100*8.00 which is $800.

2. We have already found the cost of making a burrito, which is $2.50

It says to convert the cost to a negative so I guess it would be -2.50?

3. The cost of making 100 burritos can be found by doing 100*2.50 which is equal to $250. The cost of making 100 burritos is $250.

4. To find the profit, we can subtract the answers from question 1 and question 3. 800-250 would be a profit of $550. The restaurant is gaining money. The price to make the burritos is way less than the money made from selling the burritos.

1. 550 becuase they make a 8 dollar profit, but then they lose 2.5 because to make the burito, they need to buy 1.5 dollars of meat and 1 dollar of ingredient. you get 8-2.5=5.5
then 5.5 times 100 because 5.5 is the amount gain after one burito. you want to find 100 so 5.5 times 100=550
2.-2.5
3.-2.5 times 100=-250
4. resturant makes money, they earn an 550 as said in the first question

HELLPPP MEEEEEEE PLEASEEEEE.(

Answers

Answer:

you are right it's D

Step-by-step explanation:

you are adding 5.7 to the original width (w) and then multiple you l and w after adding it to get your answer 77.9

yes it is d good job

200 divided by 269 plz help me

Answers

0.74349442379 is the quotient

Step-by-step explanation:

0.7434944238 is the answer

HELLLP meeeee PLEASE !!

Answers

Answer:
X ≤ 352 - 108
X ≤ 244

Which addition equation matches the number line?

Number line in image.

Answers

Answer:

A

Step-by-step explanation:

A matches the number line

Solve for x.
3/5 (x − 7 1/0)= −3 1/4
Enter your answer as a mixed number in simplest form.

Answers

7 1/0 doesn’t simplify…Is it perhaps a different fraction?

Answer:

cant simplify

Step-by-step explanation:

Will give 20 points to whoever can answer all of the questions.

Answers

Answer: (im going left, right, down, left, right, down,etc)

Number 1.part 1: is 3 and  4/7 part 2: 13/17,   number 2:  26 and 1/4

Number 3:  907,120,   Number 4:  725,   Number 5:  7/30,  Number 6:  7/36

Number 7:  1,893,   Number 8:   263,    Number 9:  1768.89, Number 10: 93,  Number 11:  36,  Number 12: on day 15,  Number 13:  9 to 3(9:3),  Number 14: 1.15,  Number 15: 48,  Number 16:  8:1, 16:2, 24:3, 32:4

Step-by-step explanation:

I was doing wensday, thursday, wensday, thursday

1. 25/7 = 3 and 4/7, 39/51 = 13/17

2. 4930 * 184 = 907,120

3. Jamie will give each friend 7/30 pound of chicken to each friend

4. 28395 ÷ 15 = 1893

5. 840.89 + 928 = 1768.89

6. GCF of 72 and 36 is 12

7. 3 : 1

8. Jamie can eat 48 hot dogs in 12 minutes

9. 3^3-(60 ÷ 10) ÷ 8 = 26.25

10. 31900 ÷ 44 = 725

11. 7/9 ÷ 4 = 7/36

12. There are 263 trees on every acre of land

13. 74.4 ÷ 0.8 = 93

14. On the 15th day

15. One burger would cost $1.15

16. 24 marbles -- 3 bags,

and 32 marbles -- 4 bags

don't add links please

Answers

Answer:

A

Step-by-step explanation: I think

a
explanation: got it write lol

Hellppp meeeeeee PLEASEEEEE hellppp meeeeeee PLEASEEEEE !!!!

Answers

Answer:

[tex]1/2\pi > 1\frac{1}{3}[/tex].

Step-by-step explanation:

> I hope this helps

What additional information is required to prove the triangles are congruent using AAS?
Since vertical angles are congruent assume:

Answers

Step-by-step explanation:

what does it mean to I ain't like that you're going to get that thing in the front what does it mean to have a correlation in a scatter plot

The answer is B

There is already a side given and we assume that vertical angles are congruent leaving you with only needing 1 more angle to make AAS(angle-angle-side).

Drag each angle measure to the correct location on the image. Each angle measure can be used more than once.

In the figure, two parallel lines are cut by two other parallel lines. The measures of one of the angles is labeled. Find the measures of the other angles and label them.

137° 52° 128° 38°

*then it’s the picture*

Answers

Answer:

In front of the 52, it'll be 52°, that's all I know.

Vertical angles are always congruent. Since the lines are parallel, we can use the Alternate Interior Angle Theorem.

The way I got 128 was by using the fact that the angles would add up to 360 and the Vertical Angle Congruence Theorem. Basically, the formula is x + x + y + y = 360°. If you replace x with 52°, we can deduce that y is equal to 360 - (52 + 52)/2. That gives us 128°.

don't add links please

Answers

Answer:

B

Step-by-step explanation:

B! Trust meeeeeeee!

Please answer the picture

Answers

B is the correct answer

Answer:

B is the correct answer

Step-by-step explanation:

what is least too greatest?
0.65,0.59,3/5

Answers

Least: 0.59
3/5
Greatest: 0.65

answer

0.59

3/5

0.65

Which expression is equivalent to 2x + 2x + 2y + 2y?
A) 2x2y
B) 4 + xy
C) 4x + 4y
D) 8xy

Answers

C. Because 2x can be added and then the 2 y can also be added causing the answer to be C. 4x+4y
4x+4y u just add the letters that are the same together

Find the sum.

−57+90

Answers

Answer:

[tex] - 57 + 90 \\ = > 33[/tex]

Hope helpful <3

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