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Linear Equations Real World Problems

Authored by Barbara White

Mathematics

8th Grade

CCSS covered

Used 1+ times

Linear Equations Real World Problems
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bob has $150 in his savings account and saves $40 per month.

y = 150 + 40
y = 40x + 150
y = 150x + 40

Tags

CCSS.6.EE.C.9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50.

y = 8.5 + 25.5
y = 8.5x + 25.5
y = 8.5 + 25.5x
y = 8.5x + 25.5x

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A plant is 5cm tall and growing at a rate of 3cm a month.

y = 5 + 3
y = 5x + 3
y = 3x + 5
y = 3x + 5x

Tags

CCSS.6.EE.C.9

4.

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

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An internet company charges a $100 set up fee, and then they charge $35 a month after that.  What is the rate of change?

$100
$35
$135
$65

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A taxi charges a fixed fee plus a charge per mile (x = miles). The total cost can be calculated with the equation:


y = 2.75x + 4.25


What does y represent?

The total cost of the fixed fee plus charge per mile

The charge per mile

Miles

The fixed fee

Karma

Tags

CCSS.HSF.LE.B.5

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Talk time Phone Company charges $0.12 per minute of phone use plus a monthly service fee of $8.00 for its phone service.  How many minutes were used if the monthly bill was $188?

188
1500
2777
7000

Tags

CCSS.7.EE.B.4A

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