Quiz about Constant of Proportionality HW1

Question 1

There are 108 feet in 36 yards. What is the constant of proportionality?

y is the # of yards

x is the # of feet

Accepted Answer

$$\frac{1}{3}$$

Answer

4

Answer

$$\frac{1}{5}$$

Answer

6

Question 2

What is the constant of proportionality?

Accepted Answer

k = 15

Answer

k = 30

Answer

k = $$\frac{1}{5}$$

Answer

k = $$\frac{1}{12}$$

Question 3

Is the relationship proportional?

Accepted Answer

Proportional

Answer

NOT Proportional

Question 4

If his pay rate remains the same, how much will he earn after 7 months?

Accepted Answer

$10,500

Answer

$7,500

Answer

$9,000

Answer

$13,500

Question 5

After how many months will the gym employee earn $15,000?

Accepted Answer

10 months

Answer

like forever...

Answer

12 months

Answer

8 months

Question 6

What is the constant of proportionality if 5 apples cost $10?

Accepted Answer

k = 2

Answer

k = 0.5

Answer

k = 5

Answer

k = 10

Question 7

If a car travels 300 miles in 5 hours, what is the constant of proportionality?

Accepted Answer

k = 60

Answer

k = 50

Answer

k = 70

Answer

k = 80

Question 8

How many hours will it take to travel 480 miles at a constant speed of 60 miles per hour?

Accepted Answer

8 hours

Answer

6 hours

Answer

7 hours

Answer

9 hours

Question 9

The constant of proportionality can be found by finding the __________  _____________.

Accepted Answer

unit rate

Answer

ratio rate

Answer

proportion answer

Answer

rational number

Question 10

The cost of 4 pounds of grapes is $24.36. What is the constant of proportionality that relates cost in dollars, y, to the number of pounds of grapes, x?

Accepted Answer

6.09

Answer

20.36

Answer

8.12

Answer

28.36

Question 11

What ratio is used to determine the constant of proportionality?

Accepted Answer

$$\frac{y}{x}$$

Answer

$$\frac{x}{y}$$

Answer

$$\frac{k}{x}$$

Answer

$$\frac{y}{k}$$

Question 12

Name the constant of proportionality.

Accepted Answer

40

Answer

20

Answer

16

Answer

35

Question 13

In the equation y = 14x, what is the constant of proportionality?

Accepted Answer

14

Answer

y

Answer

x

Question 14

At Target you can buy 2 boxes of granola bars for $6, 4 boxes for $12, or 6 boxes for $18. What is the constant of proportionality for buying boxes of granola bars?

Accepted Answer

3

Answer

48

Answer

12

Answer

6

Question 15

Is the given table a proportional relationship? If so, what is the constant?

Accepted Answer

Yes; 3

Answer

Yes; 1/3

Answer

Yes; 5

Answer

No

Question 16

Which equation matches the constant of proportionality?

Accepted Answer

y = kx

Answer

x = y

Answer

y = x

Answer

l x w

Constant of Proportionality HW1

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