Functions to Linear Models

Functions to Linear Models

9th Grade

19 Qs

quiz-placeholder

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Functions to Linear Models

Functions to Linear Models

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSF-BF.A.1A, 8.F.B.4, 6.EE.C.9

+8

Standards-aligned

Created by

Anthony Clark

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage.  If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?

C = 0.20x + 15

C =15 (0.20x)

C = 15 + x + 0.20

C = 0.20 + 15x

Tags

CCSS.6.EE.C.9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Margaret is a waitress at The Seafood Bonanza.  She earns $3 an hour plus 90% of her tips.  Write an equation for her salary, S, if she works h hours and earns d dollars in tips.

3h + 0.90d = S

S = 90d + 3h

S = 3d + 90h

S = 3h + 9.0d

Tags

CCSS.6.EE.C.9

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation for C, the total cost, to rent the boat for h hours.

h = 2C + 15

C = 15h + 2

h = 15C + 2

C = 2h + 15

Tags

CCSS.HSF-BF.A.1A

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A golf course charges $15 to rent golf clubs and charges $25 per round to play.  Write an equation to represent the total cost, T, for one player.

T = 15 + 25r

T = 15g + 25r

T = 40 r

T = 15r + 25

Tags

CCSS.HSF-BF.A.1A

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A taxi company charges a flat fee of $3 plus $2 per mile driven. Write the function that represents the total cost (C) as a function of the number of miles driven (m). Then, interpret the rate of change and the initial value.

C(m) = 2m + 3

C(m) = 3m + 2

C(m) = 4m + 1

C(m) = 5m + 2

Tags

CCSS.HSF.LE.B.5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bob has $150 in his savings account and saves $40 per month. Which function models his savings?

y = 150 + 40

y = 40x + 150

y = 150x + 40

Tags

CCSS.HSF-BF.A.1A

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A man is climbing down from 100 feet high descending 30 feet per minute. Which function models his descent?

y = 100 - 30x

y = 100 + 30x

y = 100x + 30

y = 100x - 30

Tags

CCSS.HSF-BF.A.1A

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