G varies directly as the square of H, If G is 4 when H is...
G varies directly as the square of H, If G is 4 when H is 3, find H when G = 100
15
25
75
225
Correct answer is A
G α H2
G = KH2
4 = K(3)2
4 = 9k; K = 49
100 = 49H2
4H2 = 900
H2 = 9004
H2 = 225
H = √225
H = 15
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