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IB exams A vendor bought bananas at 6 for a rupee. How many for a rupee must he sell to gain 20%? |
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Answer» ice of 6 bananas = Rs 1Selling price of 6 bananas = Rs 1 + 20 % of Rs 1 = Rs 1.20if 6 bananas are sold at Rs 1.20, then COST of 5 bananas is Rs 1.Hence, he MUST sell 5 bananas for Rs 1 , to GAIN 20% |
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