3 years ago

If y varies directly as x, and y is 6 when x is 72, what is the value of y when x is 8? A) 1/9 B) 2/3 C) 54 D) 96

1 answer:

8 0

Varies direct means y=kx
6=k*72
so k=1/12

y=kx
y=8/12
y=2/3

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