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1). a loss of 10%2). a gain of 10%3). a loss of 20%4). a gain of 20% |
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Answer» Cost of 1 article = 5400/90 = Rs. 60 Total cost PRICE of 70 articles = 70 × 60 = Rs. 4200 PROFIT earned = 5040 – 4200 = Rs. 840 % profit = (840/4200) × 100 = 20% HENCE, there is a gain of 20%. |
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