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Direct Variation

Authored by CAITLIN NEWMAN

Mathematics

8th Grade

Used 11+ times

Direct Variation
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21 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

In a direct variation, y=39 when x=3.  Find the value of y when x=2.

26
3
58.5
2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Is this a direct variation?
y=2x

yes
no

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Which of the given graphs is a direct variation?

A
B
C
D

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Is this proportional?

yes
no

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Is this proportional?
y = 7x + 3

yes
no

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The value of y varies directly with x.  Which function represents the relationship between x and y if y = 14 when x = 6. 

y=20x
y=84x
y=7/3x
y=3/7x

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

If x and y vary directly, what is the missing value in the points (x, 4) and (-14, -8)?

x = -7
x = -2.3
x = 2.3
x = 7

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