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Assume that y varies inversely with x. If y=6.4when x=4.4, find y when x=3.2
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Assume that y varies inversely with x. If y=6.4when x=4.4, find y when x=3.2

User Meily
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the answer is 8.8

that is the answer

User Gatsby
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7.2k points
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Because y varies inversely with x, let
y = k/x
where k = constant.

When x=4.4, y=6.4. Therefore
k/4.4 = 6.4
k = 6.4*4.4 = 28.16

The required relation is
y = 28.16/x

When x = 3.2, obtain
y = 28.16/3.2 = 8.8

Answer: 8.8

User Adeel Ahmed Baloch
by
6.8k points
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