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inverse direct variation

Authored by Kristen Williams

Mathematics

8th Grade

Used 1+ times

inverse direct variation
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

y varies directly as x, if y=4 when x=3, find x when y=-12

-16
16
-9
9

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The sales at a baseball game vary directly with the number of people attending.  If sales for a game are $12,000 when 800 people attend, determine attendance if sales are $30,000

1200 people
1500 people
2000 people
2400 people

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The width of a rectangle varies inversely with its length. if the width is 4 when the length is 18, find the width when the length is 8.

9
72
36
2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The gallons of water used to take a shower varies directly with the number of minutes in the shower. If an 8 minute shower uses 48 gallons of water, find the constant of variation.

1/6
6
8
48

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is the following graph direct, inverse, or neither?

Direct
Inverse
Neither

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is the following graph direct, inverse, or neither?

Direct
Inverse
Neither

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Suppose y varies inversely with x.
If y = 150 when x = 2, find y when x = 25.

300
75
1,875
12

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