Ratios and Proportions

If bananas cost $0.59 per pound, what is the unit rate (cost per pound)?

• 59%

• 5.9

• 0.59

• 59

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

If a dry cleaning fee for 3 pairs of pants is $18, what is the unit rate? (cost per pair of pants) 

•  $\frac{1}{54}$  

• 54

•  $\frac{1}{6}$  

• 6

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

If the values in the table above are proportional, what is the unit rate (price per student)?

• Yes, they are proportional. Unit rate = 15

• Yes, they are proportional. Unit rate = 1/15

• No, they are not proportional

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

Choose the correct equation to model this scenario:

A car can drive 224 miles on 8 gallons of gas. Let y= the miles and x= gallons of gas.

• $y=\frac{1}{28}x$

• $y=28x$

• 224y=8x

• y=1792x

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.1

CCSS.7.RP.A.2

Choose the correct equation to model this scenario:

In 25 minutes, Julian can run 10 laps around the track.  X= time in minutes, Y= number of laps.

•  $y=250x$ 

•  $y=2.5x$ 

•  $y=\frac{5}{2}x$  
  

•  $y=\frac{2}{5}x$  
  

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

If the values in the table above are proportional, what is the unit rate (is y proportional to x)?

• Yes, they are proportional. Unit rate = 4

• Yes, they are proportional. Unit rate = 1/4

• No, they are not proportional

• Yes, they are proportional. Unit rate = 8

• Yes, they are proportional. Unit rate = 1/8

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

If the values in the table above are proportional, what is the unit rate (is y proportional to x)?

• Yes, they are proportional. Unit rate = 4

• Yes, they are proportional. Unit rate = 1/4

• No, they are not proportional

• Yes, they are proportional. Unit rate = 8

• Yes, they are proportional. Unit rate = 1/8

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

If the values in the table above are proportional, what is the unit rate (is y proportional to x)?

• Yes, they are proportional. Unit rate = 3

• Yes, they are proportional. Unit rate = 1/3

• No, they are not proportional

• Yes, they are proportional. Unit rate = 2/3

• Yes, they are proportional. Unit rate = 3/2

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

If a graph is modeling a proportional relationship, which characteristics does the graph HAVE to have?

• There are three or more points.

• The points form a straight line.

• The points form a curve shape.

• The line passes through the origin.

Tags

CCSS.7.RP.A.2

Is this graph modeling a proportional relationship?

• Yes

• No

Tags

CCSS.7.RP.A.2