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Mathematics

7th - 8th Grade

CCSS covered

Used 537+ times

Constant of Proportionality with Equations
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for a proportional relationship?

y=kx
y=k/x
z=ykx
y=ky

Tags

CCSS.7.RP.A.2C

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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

y
x
14

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the constant of proportionality is 10, which of the following is the correct proportional equation?

10=kx
10=k
y=10k
y=10x

Tags

CCSS.7.RP.A.2C

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The equation y=5x describes a proportional relationship between x and y. What is the constant of proportionality?

6

4

7

5

Tags

CCSS.7.RP.A.2B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does k represent in the equation y = kx?

constant rate of change
constant of proportionality
the equation
x/y

Tags

CCSS.HSF-LE.A.1B

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the constant of proportionality in the equation y = 14x ? 

y
x
14

Tags

CCSS.7.RP.A.2B

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

unit rate
ratio rate
proportion answer
rational number

Tags

CCSS.7.RP.A.2B

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