STABLE PROFIT?

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Offline fortengc

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STABLE PROFIT?
« on: 01/03/2011 02:50:54 »
The price of a product is reduced hy 12%. By what percentage must
the sales grow, if the profit should he the same ?

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Offline fortengc

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STABLE PROFIT?
« Reply #1 on: 01/03/2011 02:59:14 »
New revenue must equal old revenue
(0.88p)y = px where y is the new number of items sold
y = (px)/(0.88p)
y = x/0.88
y = 1.1364 x
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The number of items sold must increase by 13.64%

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Offline syhprum

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STABLE PROFIT?
« Reply #2 on: 01/03/2011 17:18:45 »
Why are we being subjected to junior school arithmetic
syhprum