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8th Grade Challenge: Linear & Exponential Equations

Authored by Anthony Clark

English, Mathematics

8th Grade

CCSS covered

8th Grade Challenge: Linear & Exponential Equations
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car rental company charges a flat fee of $30 plus $0.20 per mile driven. If you drove 150 miles, how much would you pay in total?

$60

$90

$45

$75

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A population of bacteria doubles every 3 hours. If you start with 500 bacteria, how many will there be after 9 hours?

1000

4000

8000

2000

Tags

CCSS.HSF.LE.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A linear function is represented by the equation y = 2x + 5. What is the value of y when x = 4?

15

10

13

8

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bank offers an account that earns 5% interest compounded annually. If you deposit $1,000, how much will you have after 2 years?

1102.50

1150.00

1200.00

1050.00

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The cost of a concert ticket is $50, and it increases by $5 each year. What will be the cost of the ticket in 4 years?

$75

$60

$70

$80

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A tree grows exponentially, increasing its height by 10% each year. If the tree is currently 2 meters tall, how tall will it be after 3 years?

2.5

2.662

2.0

3.0

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A linear equation is given as 3x - 12 = 0. What is the value of x?

4

8

6

2

Tags

CCSS.7.EE.B.4A

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