Constant of Proportionality

Natalie plots the points (0,0) and (2,8) on a graph to represent a proportional relationship. Find the constant of proportionality.

• k = 2

• k = 4

• k = 0

• k = 10

Tags

CCSS.7.RP.A.2B

Four pounds of bananas cost $6.  Find the unit price?

• $24 per pound

• $1.50 per pound

• $1 per pound

• $6 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Using the constant of proportionality from the previous question, what is the equation of Natalie's graph?

• y = 2x

• y = 2/3x

• y = 4x + 1

• y = 4x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

There is a proportional relationship between the minutes, (x) and the gallons, (y). What is the constant of proportionality?

• 4 gallons per 1 minute

• 8 gallons per 2 minutes

• 10 gallons per 1 minute

• 12 gallons per 4 minutes

Tags

CCSS.7.RP.A.2B

There is a proportional relationship between the number of times Bobby pedals, x, and the number of times the wheels rotate, y. What is the equation of this graph?

• y=5x

• y=10x

• y=kx

• y=2x

Tags

CCSS.7.RP.A.2C

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

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality for this table?

• 1/9

• 9

• 8

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality.

• k = 5

• k = 1/5

• k = 1

• k = 2.5

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Identify the constant of proportionality.

• k = 6

• k = 12

• k = 1/6

• k = 1/12

• none (not proportional)

Tags

CCSS.7.RP.A.2B

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 30k

• y = 30x

• y = 0.03x

• y = 9x

Tags

CCSS.7.RP.A.2B