Question

Sonu buys 40 kg of wheat at rupees 12.50 per kg and 30 kg of wheat at rupees 14 per kg at what rate percent kg he sells sell the mixture to gain 5% on the whole. 


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Answer 1

total ruppes he spend at wheat = 500
and 30 kg at rs = 420
total ruppes = 500+420
= 920
total rupees for each kg=26.5
precent 26.5/100÷920=243 each

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