Direct Variation/Solving for Y

Direct Variation/Solving for Y

9th Grade

21 Qs

quiz-placeholder

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Direct Variation/Solving for Y

Direct Variation/Solving for Y

Assessment

Quiz

Mathematics

9th Grade

Medium

CCSS
8.EE.B.6, 8.F.B.4, 8.EE.B.5

+8

Standards-aligned

Used 6+ times

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 y varies directly with x, and y is 84 when x is 16. What is the constant of proportionality?

y = (21/4)x
k= 21
k= 5.25
k= 4/21

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

$2
$308
$1.57
$265

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Is the given table a direct variation? If so, what is the constant?

Yes; 1/4
Yes; 4
Yes; 2
No

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

$1.00 per pound
$3.60 per pound
$1.20 per pound
$1.10 per pound

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is this proportional?
y=2x

yes
no

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which of the given graphs is a direct variation?

A
B
C
D

Tags

CCSS.8.EE.B.5

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What ordered pair does a direct variation always go through when graphed?

(0, 0)
(1, 0)
(0, 1)
(1, 1)

Tags

CCSS.8.EE.B.6

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