Course 2 Module 3 Topic 3

Wendy is a math tutor. She charges $45 for each tutoring session plus $0.80 per mile that she has to drive to and from the session. What is the unit rate of change for this problem?

• 45

• 0.80

• 56.25

• 0.17

Tags

CCSS.HSF-LE.A.1B

The graph shows the relationship between two quantities. Write the equation the best represents the relationship between the variables.

• y = 18 - 2x

• y = -2x

• y = 18x - 2

• y = 4.5x + 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Jerome is a photographer. He earns $125 per hour. Which quantity depends on the other?

• Number of photographers depends on number of hours

• Total earned depends on number of photographers

• Number of hours depends on total earned

• Total earned depends on number of hours

Tags

CCSS.6.EE.C.9

Write the equation that represents the data in the table shown.

• y = -2x + 4

• y = -2 - 4x

• y = -2 + 4x

• y = -2x - 4

Tags

CCSS.6.EE.C.9

Jeb is reading a book for his History class. He reads the same number of pages each night. The graph shows the number of pages remaining to read over time. Approximately how many nights did it take Jeb to read 60 pages.

• 4 nights

• 6 nights

• 5 nights

• 10 nights

Tags

CCSS.HSF.LE.B.5

An airplane is descending from 35,600 feet at a rate of 3200 feet per minute. If y represents total feet and x represents minutes, write an equation to represent this situation.

• y = 35600 - 3200x

• y = 3200x + 35600

• y = -35600 - 3200x

• y = -35600x + 3200

Tags

CCSS.6.EE.C.9

Gene is landing his glider. He is at 10,450 feet and beginning his descent. He descends at a rate of 950 feet per minute. What would the altitude of the glider be after 4.5 minutes?

• y = -1002

• y = 6175

• y = 7804

• y = 5332

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

The Daily Diner stacks serving bowls. The table shows various heights of stacks of different numbers of bowls. Write an equation to represent the height, h, of a stack of bowls in terms of the number of bowls, b, in the stack.

• y = -2 + 4.4x

• y = 2x + 3

• y = 21x - 3

• y = 1.5 + 1.5x

Tags

CCSS.6.EE.C.9

Which has a unit rate of 4.5? Select all that apply.

• all the options

• b,c,d

• a, b

• e, f, a

Tags

CCSS.7.RP.A.2D

Skylar is filling a barrel with water. The graph shows the relationship between time in minutes and the gallons of water in the barrel. Write an inequality showing the times there will be more than 10 gallons in the barrel.

• x < 15

• x > 15

• x < 10

• x > 10