direct variation

direct variation

8th Grade

27 Qs

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direct variation

direct variation

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Dan Walter

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27 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. Which equation represents this situation?

y=1344x
y=100x
y=5.25x
y=4/21x

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

if y is directly proportional to x, y is 10 when x is 3. What is the value of y when x is 5?

16 2/3
1.5
6
12

3.

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)

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns $187.15, what should she earn if she worked 40 hours? 

$394
$440
$472.80
$512.20

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 y varies directly with x, and y is 16 when x is 32. Which equation represents this situation?

y=32x
y=16x
y=2x
y=(1/2)x

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is another name for k?

y- intercept
slope
x- intercept

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Is this a direct variation?

yes
no

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