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Direct Variation Formative

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Last updated about 6 years ago
10 questions
1
1
1
1
1
1
1
1
1
1
Question 1
1.

Question 2
2.

Question 3
3.

Question 4
4.

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

Question 10
10.

A
B
C
D
If the point (12, 4) lies on the graph of a
direct variation, what is the constant of
variation?
8
1/3
3
48
Identify which equations are direct variations.

5
6
7
Identify which equations are direct variations.

8
9
10
What is the constant of the direct variation?


2
0
3/2
2/3
If y varies directly as x and y = -7 when x = -28, find y when x = 20.
4
5
-4
-5
If y varies directly as x and y = -18 and x = 3, find x when y = 30.
-5
5
-6
6
Find the constant of the ordered pairs.
{(1,4) (2,8) (3,12)}
1/4
4
3
6
Identify which graphs are direct variations.
14
15
16
17
Which equation represents the direct variation in the table?

y = x
y = -x
y = 1/2x
y = x - 1