ramesh, a milkman wishes to earn a profit of 10% . determine the quantity of water he should mix with milk so that the gains the said prodit by selling it on cost price of the milk
Hello student,
When wants to make profit by selling the milk at the same cost price and still wants a profit of 10% then the milk in the product is actually 0.9 ratio or 90% and water is mixed up to 10%.
Hope it helps...