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8th Grade Unit 6 Review

Authored by Jinsi Shu

Mathematics

8th Grade

10 Questions

CCSS covered

Used 4+ times

8th Grade Unit 6 Review
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which function (or equation) best represents the relationship in the graph?

y = 5x
y = 1/5x
y = 2x
y = 1/2x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Melissa is saving the $30 she earned for washing her mom's car.  She earns $10 every week for doing other chores, which she also saves.  Which equation represents the amount of money Melissa will have after x weeks.

y = 30x +10
y = 30 + 10x
y = 10x - 30
y = 10x

Tags

CCSS.6.EE.C.9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which equation can be used to describe the relationship between x and y in the graph?

y = 3x +2
y = -3x - 6
y = 3x - 6
y = 3x +2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Based on the scatterplot, what is the best prediction of the resting heart rate, in beats per minute, of a person who exercises an average of 8 hours each week?

30 beats per minute
50 beats per minute
55 beats per minute
60 beats per minute

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Based on the scatterplot, what is the best prediction of the average number of hours a person spends at work every week if that person spends an average of 10 hours on recreational activities every week?

33 hours
85 hours
50 hours
65 hours

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household of 7 people?

$240
$190
$210
$300

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Phil collected data from several of his friends about the number of hours they spent sleeping and the number of hours they spent playing video games on Saturday. He recorded the data in the scatterplot. Based on the scatterplot, what is the best prediction of the number of hours one of Phil's friends spends sleeping when the friend spends 1 hour playing video games?

9 hours

10 hours

7 hours

8 hours

Tags

CCSS.6.EE.C.9

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

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