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Worksheet by Kuta Software LLC
Kuta Software - Infinite Algebra 1
Direct Variation
Name___________________________________
Date________________ Period____
-1-
Find the constant of variation.
1) y = 14x 2) y = 2x
3) y = 6x 4) y = 15x
5) y =
8
13
x
6) y = 3x
7) y = 13x 8) y = 11x
9) y = 4x 10) y = 9x
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Worksheet by Kuta Software LLC
-2-
Solve each problem involving direct variation.
11) If y varies directly as x, and y =
5
2
when
x = 15, find y when x = 3.
12) If y varies directly as x, and y = 6 when
x = 5, find y when x = 10.
13) If y varies directly as x, and y = 14 when
x = 3, find y when x = 6.
14) If y varies directly as x, and y = 3 when
x = 18, find y when x = 9.
15) If y varies directly as x, and y = 15 when
x = 9, find y when x = 3.
16) If y varies directly as x, and y = 3 when
x = 5, find y when x = 15.
17) If y varies directly as x, and y = 15 when
x = 3, find y when x = 4.
18) If y varies directly as x, and y = 2 when
x = 4, find y when x = 20.
19) If y varies directly as x, and y = 3 when
x = 7, find y when x = 14.
20) If y varies directly as x, and y = 16 when
x = 2, find y when x = 4.
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Worksheet by Kuta Software LLC
Kuta Software - Infinite Algebra 1
Direct Variation
Name___________________________________
Date________________ Period____
-1-
Find the constant of variation.
1) y = 14x
14
2) y = 2x
2
3) y = 6x
6
4) y = 15x
15
5) y =
8
13
x
8
13
6) y = 3x
3
7) y = 13x
13
8) y = 11x
11
9) y = 4x
4
10) y = 9x
9
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Worksheet by Kuta Software LLC
-2-
Solve each problem involving direct variation.
11) If y varies directly as x, and y =
5
2
when
x = 15, find y when x = 3.
1
2
12) If y varies directly as x, and y = 6 when
x = 5, find y when x = 10.
12
13) If y varies directly as x, and y = 14 when
x = 3, find y when x = 6.
28
14) If y varies directly as x, and y = 3 when
x = 18, find y when x = 9.
3
2
15) If y varies directly as x, and y = 15 when
x = 9, find y when x = 3.
5
16) If y varies directly as x, and y = 3 when
x = 5, find y when x = 15.
9
17) If y varies directly as x, and y = 15 when
x = 3, find y when x = 4.
20
18) If y varies directly as x, and y = 2 when
x = 4, find y when x = 20.
10
19) If y varies directly as x, and y = 3 when
x = 7, find y when x = 14.
6
20) If y varies directly as x, and y = 16 when
x = 2, find y when x = 4.
32
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