Question

A man buys milk at the rate of 5 rupees per litre and mixes it with water. by selling the mixture at rs 4 a litre he gains 25 percent. how much water did each litre of the mixture contain?

Answer 1

0.25 litre water mix with milk

Answer 2

0. 5

3.2

1.8. 3.2

=>180:320

=>9:16

so,quantity of water=>9/(9+16)

=>9/25(ans)