Unit 5 Review (pages 536-537)

Which of the following expressions is equivalent to 15k + 6 − 9k − 8 and has exactly two terms?

• 6k - 2

• 24k - 14

• 15k - 9k + 6 - 8

• 9k + 2

Tags

CCSS.6.EE.A.4

The volume of the right rectangular prism is 5/12 ft³. What is the height of the prism?

• 5/12 ft

• 1/2 ft

• 3/4 ft

• 2/3 ft

Which expression is equivalent to 6(x + 3y)?

• x + 3y

• 6 + 3y

• 6x + 18y

• 6x + 3y

Tags

CCSS.6.EE.A.4

Use the greatest common factor of 144 and 24 to write the difference 144 − 24 as a product.

12 x ​ (a)   - 12 x ​ (b)  

12 (​ (c)   -​ (d)   )

Rico plays the flute and the clarinet. Today, he plays the flute 8.2 times as long as he plays the clarinet. His total time spent playing the flute and the clarinet today is 46 min. Which equation matches this math problem where x = time spent playing the clarinet

• 8.2x = 46

• 46-x = 8.2

• 9.2x = 46

• 7.2x = 46

Tags

CCSS.6.EE.B.7

Rico plays the flute and the clarinet. Today, he plays the flute 8.2 times as long as he plays the clarinet. His total time spent playing the flute and the clarinet today is 46 min. How many minutes does Rico play the flute today?

• 41 minutes

• 46 minutes

• 5 minutes

• 45.92 minutes

Tags

CCSS.8.EE.C.7B

Which value in the set {2, 12, 24, 36} is a solution of the equation x − 24 = 12?

• A 2

• B 12

• C 24

• D 36

Tags

CCSS.6.EE.B.5

An office buys a new copy machine. The graph models the number of pages, y, that can be printed in x minutes. Use the graph to find the rate at which the copy machine prints pages.

• The rate is 70 pages in 2 minutes

• The rate is 35 pages

• The rate is the total number of pages printed after 8 minutes.

• The rate is 35 pages per minute

Tags

CCSS.8.EE.B.5

An office buys a new copy machine. The graph models the number of pages, y, that can be printed in x minutes. Use the graph to find the rate at which the copy machine prints pages. Write an equation that tells about the relationship between the time and number of pages printed?

​ (a)   = ​ (b)   x

Tags

CCSS.HSF-BF.A.1A