SOLUTION: Two quantities, p and q^3, are in inverse proportion. It is known that p=540 for a particular value of q. Find the value of p when the value of q is increased by 100%

Question 1033956: Two quantities, p and q^3, are in inverse proportion. It is known that p=540 for a particular value of q.
Find the value of p when the value of q is increased by 100%
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
If two quantities p and q^3 are in inverse proportion then for some proportionality constant k.
It is given that for some q.
Increasing q by 100% means doubling it.
==> <==> .
Since for some q, ==> ==> p = 67.5.
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