Quiz about Proportional/COP

Question 1

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

Accepted Answer

14

Answer

y

Answer

x

Answer

1/14

Question 2

What is the constant of proportionality for this table?

Accepted Answer

$9 per hour

Answer

$1/9 per hour

Answer

$8 per hour

Question 3

What makes a graph proportional?

Accepted Answer

A straight line (linear) that goes through the origin

Answer

Linear (straight line)

Answer

Curvy line

Question 4

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

Accepted Answer

$1.20 per pound

Answer

$1.00 per pound

Answer

$3.60 per pound

Answer

$1.10 per pound

Question 5

Is this graph proportional?

Accepted Answer

Yes

Answer

No

Question 6

Is this table proportional?

Accepted Answer

Yes

Answer

No

Question 7

Write an equation for this situation.

Accepted Answer

y = 19.25x

Answer

y = 9.75x

Answer

y = 19x

Answer

y = 9.5x

Question 8

What does k represent in the equation y = kx?

Accepted Answer

constant of proportionality

Answer

konkrete kids

Answer

kangaroos

Answer

krispy kreme

Question 9

Is this table proportional or non-proportional?

Accepted Answer

Proportional

Answer

Non-Proportional

Question 10

Is this table proportional?

Accepted Answer

No

Answer

Yes

Question 11

A proportional relationship can be written as an equation in the form ____ = _____  _____

Accepted Answer

y = kx

Answer

y = k+x

Answer

y = k-x

Answer

y = k/x

Question 12

What is the constant of proportionality for the following graph?

Accepted Answer

40

Answer

80

Answer

20

Answer

160

Question 13

Is the graph proportional or non proportional?

Accepted Answer

non proportional

Answer

proportional

Question 14

What is the constant of proportionality?

Accepted Answer

3

Answer

4

Answer

2

Answer

1

Question 15

Which equation matches the graph?

Accepted Answer

y = 7x

Answer

y = 42x

Answer

y = 6x

Answer

y = 2x

Question 16

Does the table show a proportional relationship?

Accepted Answer

No, the COP is different for each row.

Answer

Yes, the COP = 0.325

Question 17

Does the graph show a proportional relationship?

Accepted Answer

Yes, it's linear and goes through the origin

Answer

Yes, it's linear

Answer

Yes, it goes through the origin

Answer

Yes, the line is pretty

Question 18

Does the graph show a proportional relationship?

Accepted Answer

No, it's a curved line

Answer

No, it's a pretty line

Answer

Yes, if you connect the line, it is kind of straight.

Answer

Yes, the dots are pink

Question 19

Which equation shows a propotional relationship?

Accepted Answer

y = kx

Answer

x = ky

Answer

x = ky + m

Answer

y = kx =m

Question 20

Which equation shows a proportional relationship?

Accepted Answer

y = 5x

Answer

y = 5x + 9

Answer

x = 5y - 10

Answer

x = 5y + 48

Question 21

What "letter" also represents the COP?

Accepted Answer

k

Answer

j

Answer

m

Answer

n

Question 22

What is the COP of the following equation?   y = 1/4x

Accepted Answer

1/4

Answer

4

Answer

4/5

Answer

3/4

Question 23

What is the COP of the following equation?   y = 0.6x

Accepted Answer

3/5

Answer

1/5

Answer

2/5

Answer

4/5

Question 24

Which coordinate represents "k" or "COP"?

Accepted Answer

(1,18)

Answer

(2,36)

Answer

(3,54)

Answer

(4, 72)

Question 25

Write an equation to represent the relationship between coffee(lb) and cost ($).

Accepted Answer

y = 3x

Answer

y = 1/3x

Answer

x = 3y + 1

Answer

x = 1/3y - 1

Question 26

Write an equation using the following coordinates:  (5,2)

Accepted Answer

y = 0.4x

Answer

y = 2.5x

Answer

y = 3x

Answer

y = 1.25x

Question 27

Does this graph represent a proportional relationship?

Accepted Answer

No

Answer

Yes

Question 28

Does this graph represent a proportional relationship?

Accepted Answer

Yes

Answer

No

Question 29

Does this equation represent a proportional relationship?

Accepted Answer

Yes

Answer

No

Question 30

Write an equation for each table relating the x- and y-coordinates in the form y = kx. (find the COP for each order pair)

Accepted Answer

y=2.5x

Answer

y=0.4x

Answer

y=2

Question 31

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 32

Write the equation for the table given.

Accepted Answer

y=8x

Answer

y = 16x

Answer

y=12x

Question 33

What is the COP?

Accepted Answer

2

Answer

3

Answer

6

Answer

12

Question 34

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Accepted Answer

$8 per pound

Answer

$35 per pound

Answer

$5 per pound

Answer

$0.125 per pound

Question 35

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

Accepted Answer

20 customers per hour

Answer

16 customers per hour

Answer

12 customers per hour

Answer

15 customers per hour

Question 36

If Antonia can type 408 words in 4 minutes, how many words can she type per minute?

Accepted Answer

102 words per minute

Answer

408 words per minute

Answer

100 words per minute

Answer

400 words per minute

Question 37

A car is going 50 miles per hour. A rate that describes this would have units of

Accepted Answer

Miles and hours

Answer

Miles and cars

Answer

Miles only

Answer

Hours only

Question 38

A unit rate is a rate in which the unit in the denominator is:

Accepted Answer

1

Answer

0

Answer

3

Answer

2

Proportional/COP

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics