SOLUTION: Assume that y varies directly as x. If y =3.2 when x=0.2, find y when x =1.6
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Question 41963: Assume that y varies directly as x. If y =3.2 when x=0.2, find y when x =1.6
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
If y varies directly as x, we write this as
y = kx
then plug in to find k...
3.2 = k(.2)
k = 16
now rewrite it with the new k...
y = 16x
y = 16(1.6)
y = 25.6
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