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## GMAT Practice Question Set #35 (Question 103-105)

Data Sufficiency Question #103: Price Sensitivity on Chocolate Bar
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 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 (A) Statement 1 alone is sufficient but statement 2 alone is not sufficient to answer the question asked. (B) Statement 2 alone is sufficient but statement 1 alone is not sufficient to answer the question asked. (C) Both statements 1 and 2 together are sufficient to answer the question but neither statement is sufficient alone. (D) Each statement alone is sufficient to answer the question. (E) Statements 1 and 2 are not sufficient to answer the question asked and additional data is needed to answer the statements.
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