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CCSS.Math.Content.8.F.B.4

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Mathematics

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CCSS.Math.Content.8.F.B.4
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20 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jerry has $20 and makes $7 per hour. Which equation represents the total amount of money Jerry has after working x hours?

y = 7x + 20
y = 7 + 20x
y = 20 + 7

Tags

CCSS.Math.Content.8.F.B.4

2.

MULTIPLE CHOICE QUESTION

2 mins • 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.Math.Content.8.F.B.4

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The total cost in dollars, c, to purchase video games online can be found using the function c = 16.95x + 4.75, where x is the number of video games purchased.  If at least 4 games but no more than 7 games are purchased online, what is the range of the function for this situation?

{4, 5, 6, 7}
4 ≤ x ≤ 7
72.55 ≤ c ≤ 123.50
{72.55, 89.50, 106.45, 123.40}

Tags

CCSS.Math.Content.8.F.B.4

CCSS.Math.Content.HSA.CED.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the y-intercept of this graph?

-1
3
-3
-2

Tags

CCSS.Math.Content.8.F.B.4

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

At 10:00 pm, there was already 8.6 inches on the ground. If it is to snow 2 inches per hour after, what equation could be used to model the situation after x amount of hours.

y = 2x + 8.6

y = 2x - 8.6

y = -2x + 8.6

y = 1/2x + 8.6

Tags

CCSS.Math.Content.8.F.B.4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

a perfect point is (60,4) what is the rate of change? *hint* y/x

.06

1/15

15

2

Tags

CCSS.Math.Content.8.F.B.4

CCSS.Math.Content.8.EE.B.5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the rate of change?

9.25

1.25

19.25

0.25

Tags

CCSS.Math.Content.8.F.B.4

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