Unit C Proportional Relationships Review

A turtle traveled 1/10 mile in 1/2 hour. What was the turtle’s rate in miles per hour?

• A. 1/20

• B. 1/12

• C. 1/6

• D. 1/5

Tags

CCSS.7.RP.A.1

Joe has a picture that measures 8 centimeters by 12 centimeters. He creates four enlargements of the picture. The table shows the width and the length of each enlargement.

What is the constant of proportionality between the width and the length of the pictures?

• A. 0.5

• B. 1.2

• C. 1.5

• D. 2.5

Tags

CCSS.7.RP.A.2B

Coach Patrick is ordering

football jerseys for his team. The table shows the relationship between the

number of jerseys ordered and the total cost of the jerseys. Based on the information shown in the table, what is the total cost of ordering 52 jerseys?

• A. $352

• B. $375

• C. $390

• D. $450

Tags

CCSS.5.OA.B.3

Ernesto made a graph of the distance (y), in miles, he can ride a bicycle in x hours. Ernesto can ride 5.5 miles in 0.5 hour. Which point on the graph represents Ernesto’s rate of travel, in miles per hour?

• A. (0, 5.5)

• B. (0, 11)

• C. (1, 5.5)

• D. (1, 11)

Tags

CCSS.7.RP.A.2D

The graph shows the relationship between the number of pounds of bananas purchased and the cost of the bananas. Four points on the graph are labeled.

Based on the graph, which statement about the unit price of the bananas is true?

• A. Point Z indicates that the unit price is $0.00 per pound.

• B. Together, point W and point X indicate that the unit price is $0.50 per pound.

• C. Point Y indicates that the unit price is $0.60 per pound.

• D. Together, point X and point Z indicate that the unit price is $2.40 per pound.

Tags

CCSS.7.RP.A.2D

A robot scores 8 points every 3 minutes that it plays a game.

Which equation should be used to find the number of minutes (m) it will take the robot to score 50 points?

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• 
• 
• 

A robot scores 8 points every 3 minutes that it plays a game.

How many minutes will it take the robot to score 50 points?

• A. 66.67

• B. 18.75

• C. 19.25

• D. 0.375

Tags

CCSS.6.RP.A.3B

When Rachel exceeds the number of minutes on her cell phone plan, she is charged an extra cost for each minute. The graph shows the total cost (y), in dollars, for exceeding her cell phone plan’s minutes by x minutes.

What does the y-coordinate represent when the x-coordinate has a value of 1?

• A. Rachel pays $0.25 for each minute she exceeds her cell phone plan’s minutes.

• B. Rachel pays $0.50 for each minute she exceeds her cell phone plan’s minutes.

• C. Rachel pays $1.00 for each minute she exceeds her cell phone plan’s minutes.

• D. Rachel pays $4.00 for each minute she exceeds her cell phone plan’s minutes.

Tags

CCSS.HSF.LE.B.5

The ratio of the number of students in the chess club to the number of students on the math team is 1 : 3. There are 4 students in the chess club. How many students are on the math team?

• A. 7

• B. 9

• C. 12

• D. 24

A company sells a product in 12 fluid ounce containers. They are going to add 15% more product to the container and not change the price of the product. Which expression could be used to find the number of fluid ounces in the new container?

• A. 12 – 15(12)

• B. 12 + 15(12)

• C. 12 – 0.15(12)

• D. 12 + 0.15(12)

Tags

CCSS.6.RP.A.3C