Bunuel wrote:
If the price of a chocolate bar is doubled, by what percent will sales (quantity sold) of the chocolate bar decrease? Assume a direct inverse proportional relationship between price increase in cents versus sales decrease by percentage.
(1) For every 15 cent increase in price, the sales (quantity sold) will decrease by 10%
(2) Each chocolate bar now costs 99 cents
Lets work out the INFO given..
Initial price =\(P_i\) and later price = P....\(P = 2P_i\) and Initial quantity =\(Q_i\) and later quantity =
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