Free Printable Linear Function Real-World

Worksheets

Linear Function Real-World

Total questions: 18

Worksheet time: 3570secs

Name

Class

Date

Find the y-intercept

-3

-1

Find the y-intercept

-1.67

-0.6

Find the slope from the table.

0.25

- 0.25

- 4

What are the slope and y-intercept of the word problem?

m=2 b=10

m=10 b=2

m=8 b=8

m=12 b=12

Cell Phone Company initially charges $15.00 for airtime usage plus $0.20 per minute. Determine an equation that can be used to calculate monthly cell phone bill.

y = 0.20x + 15

y =15 (0.20x)

y = 15 + x + 0.20

y = 0.20 + 15x

A $30 startup fee is charged to join a team, as well as a $4 monthly fee. Write an equation in slope-intercept form that models this situation to determine how many months cost $58?

7 months

6 months

5 months

4 months

What is a function?

Every output has one input.

Every input has one output.

If there is a constant rate of change.

If it is a line.

For lunch, Amanda had a hamburger and some potato chips. The hamburger totaled 325 calories and each chip had 12 calories. Write a liner equation to represent the situation.

y = 12 + 325

y = 12x + 325

y = 325 - 12x

y = 325x + 12

Which of the following situations could be descried by the equation y= -25x + 120

There are 120 people in the football stadium, and 25 more are entering each hour.

A plumber charges $25 for a house call and $120 per hour.

A teacher has 120 students. Her third period has 25 students

There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute

10.

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

11.

Who has the greater rate of change?

CJ has a greater rate of change with 13/2

Holland has a greater rate of change with 6

CJ has a greater rate of change with 2/13

They have the same rate of change.

12.

Who has the greater rate of change?

Tyler has the greater rate of change with 2/3

Aubri has the greater rate of change with 3/2

Tyler has the greater rate of change with 3/2

They have the same rate of change.

13.

The cost of Nate’s service is described by y = 4x + 6. The table shows the cost of Beth’s service. Find the equation for Beth's service. Which service is cheaper for 8 movies in one month?

Beth's service ($38 vs. $40) is cheaper

Nate’s service ($42 vs. $44) is cheaper

Nate’s service ($38 vs. $40) is cheaper

Beth's service ($42 vs. $44) is cheaper

14.

Paco's daughter will be participating in an upcoming dance recital. She will require a different costume for each dance she plans to performs.

c = the total number of costumes Paco's daughter will require

d = the number of dances Paco's daughter plans to perform

Which of the variables is independent?

15.

Sarah is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class.

t = the total number of treats

s = the number of students

Which of the variables is independent?

16.

Priya streams movies through a company that charges her a $5 monthly fee plus $1.50 per movie What is the dependent variable?

the number of movies she rents

the company that she rents from

the total money it costs

There isn't one

17.

Kira designs websites. She can create three different websites each week. Kira wants to create an equation that will give her the total number of websites she can design given the number of weeks she works.

What is the independent variable?

the number of websites she makes

the number of weeks

the design of the website

there isn't one

18.

A food service worker earns $12 per hour. How much money, m, does the worker earn on a shift of h hours? Identify the dependent variable.

money

hours

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Linear Function Real-World

Total questions: 18

Worksheet time: 3570secs

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