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Q. By selling an article for Rs. 247.50 we get a profit of 12.5 %. The cost of the article is ?
S.P. = Rs. 247.50 Gain = 25 / 2% ∴ C.P. = Rs. {100 / (100 + 25 / 2) x 247.50} = Rs. (100 x 2 / 225 x 247.50) = 220
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