A dairyman pays Rs.6.40 per litre of milk. He adds water and sells the – InterviewSolution

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1.	A dairyman pays Rs.6.40 per litre of milk. He adds water and sells the mixture at Rs. 8 perlitre, thereby making 37.5% profit. The proportion of water to milk receivedby the customers isa.b.c.d.
Answer» ANSWER :`1:10`

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