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a man bought 500 m of electronic wire at 50paise/m.he sold 50% of it at a profit of 5%.At what percent should he sell the remainder so as to gain 10% on the whole transaction. |
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Answer» m = 500 cost = 500 × .5 = ₹250 sold = 50% = 250 m profit = 5% = 125 × 5/100 = 6.25 he got ₹6.25 as profit he sold it at 125 + 6.25 = 131.25 250 × 10/100 = 25 10 % of 250 is 25 so 250 + 25 = 275 275 - 131.25 = 141.75 141.75 = 125 + 16.5 16.5 = 125 × 13.4/100 so he have to SELL the remaining wire at a profit of 13.4% to gain total 10% of ₹250 please mark brainiest and follow |
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