Constant of Proportionality

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 19 cars per day

• .05 cars per day

• 15 cars per day

Tags

CCSS.6.NS.B.3

If a snail can move 3/10 of a meter every 1/12 hour, what is the speed of the snail, in meters per hour?

• 1/40

• 5/18

• 1 1/2

• 3 3/5

Tags

CCSS.7.RP.A.1

Jane put a 12 inch tall bucket under a leak in her sink. The bucket fills at a constant rate of 1/2 inch every 1/6 of an hour. How many hours will it take to fill the bucket?

• 1/12

• 2/3

• 3

• 4

Tags

CCSS.7.RP.A.1

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked

  is the unit rate

• $500 is earned for every 8 hours worked

• $300 is earned after working 4 hours

Tags

CCSS.8.EE.B.5

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D

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

• y = k+x

• y = k-x

• y = kx

• y = k/x

Tags

CCSS.7.RP.A.2C

IF the given table shows a proportional relationship, what is the constant of proportionality?

• 1/3

• 3

• 5

• Not proportional

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality?

• 5

• 1/5

• 6

• 1

Tags

CCSS.7.RP.A.2B

Is this graph proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2D

One of these tables represents a proportional relationship.

A B

x y x y

5 8 4 6

6 10 12 18

7 11 16 24

Table _____ represents a proportional relationship. The equation is ____ = ___ ___

• Table A, y = 1.6x

• Table A, y = 0.625x

• Table B, y = 1.5x

• Table B, y = 2/3x

Tags

CCSS.7.RP.A.2C