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How many kilos of tea worth rs72 per kg should be mixed with 10 kg of tea worth Rs 90 per kg to prodoce a mixture which will cost 78 per kg???!???? |
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Answer» How many kilos of tea worth rs72 per kg should be mixed with 10 kg of tea worth Rs 90 per kg to prodoce a mixture which will cost 78 per kg???!???? |
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