A watch was sold at a loss of 10%. If it was sold for $10 more, there would have been a gain of 10%. Find out how much the watch was for. Answer is 55
Last edited by mr fantastic; Oct 10th 2011 at 12:17 PM. Reason: Re-titled.
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Originally Posted by Numzilla A watch was sold at a loss of 10%. If it was sold for $10 more, there would have been a gain of 10%. Find out how much the watch was for. Answer is 55 Call S the selling price and C the cost price. Since it was sold at a loss of 10%, that means S = 0.9C (why?) If it was sold for $10 more, there would have been a gain of 10%. So S + 10 = 1.1C (why?) Solve these two equations simultaneously.
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