Andrew purchased 20 pens and sold 16 ofthem for the same amount as the – InterviewSolution

InterviewSolution

1.	Andrew purchased 20 pens and sold 16 ofthem for the same amount as the total cost of20 pens. What is the profit percentage?
Answer» Let the CP of 20 pen = SP of 16 pen = xCP of 1 pen = x/20SP of 1 pen = x/16Gain = SP-CP =x/80Gain% ={ (x/80)/(x/20)}* 100 = 25%

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