A milkman purchases milk at Rs 20 litre and mixes 4 litres of water in it By selling the resultant m...........

Quant (SSC) Ratio, Proportion

A milkman purchases milk at Rs 20/litre and mixes 4 litres of water in it. By selling the resultant mixture at the rate of Rs 20/litre, he earns a profit of 40%. The amount of mixture he had with him to sell was:

10 litres