1.

A milkman always purchases milk from a dairy wherein the farmer mixes up 3 litre of of freely available water with every 7 litre of pure milk in such a way that the milkman is not able to identify the impurity. Now Use milkman adds up 5 litres of freely available water to every 15 litres of milk purchased from the dairy and then he sells to his customers at the cost price. What is the profit or loss percentage earned/accrued by the milkman in this trading?

Answer»

8
12
20
33.33

Answer :D


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