Unit 3 - Final Exam Review - Ratios and Proportions

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Tags

CCSS.8.EE.B.5

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

Tags

CCSS.7.RP.A.2D

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

• y
• x
• 14

Tags

CCSS.7.RP.A.2B

Which of these describes the unit rate?

• a unit of measure
• a fraction with a numerator of one
• a fraction with a denominator of one
• a proportion

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If Mr. Smith gives 6 homework assignments every 2 weeks, how many homework assignments would he give in a 9 weeks? 

• 54
• 6
• 18
• 27

Tags

CCSS.6.RP.A.3B

Write as a percent.
5/8

• 62.5%
• 0.625
• 64%
• 6.25%

Tags

CCSS.7.RP.A.3

Solve: 40% of 50.

• 40
• 24
• 30
• 20

Tags

CCSS.6.RP.A.3C

Solve: 90 is 45% of what number?

• 178
• 200
• 40.5
• 216

Tags

CCSS.6.RP.A.3C

68% of students in gym class can run a mile in under 12 minutes. There are 25 students in the class. How many can run a mile in under 12 minutes?

• 17 
• 20
• 16.8
• 23

Tags

CCSS.6.RP.A.3C

Jillian bought a shirt on sale and only paid 37% of the original price. She payed $18.50 for the shirt. How much was the shirt originally?

• $58.39
• $74.00
• $50.00
• $47.56

Tags

CCSS.6.RP.A.3C