If a man purchase 3 kg sweets in rs720 rupees .How much will have to pay if he purchase 8.2 kg of sweets ?
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By unitary method
Cost of 3 kg sweets=₹720
Cost of 1kg sweet=₹720/3 = ₹240
Cost of 8.2 kg = 240 X 8.2 = ₹196.80
Cost of 3 kg sweets=₹720
Cost of 1kg sweet=₹720/3 = ₹240
Cost of 8.2 kg = 240 X 8.2 = ₹196.80
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