Question

A milkman mixes water and milk in the ratio 2 : 3. What part of the above mixture should he remove and replace with water so that the solution contains water and milk in the ratio 1 : 1

Answer 1

Ratio = 2:3 = 2/3
So if he give 0.5 from the milk ratio it will become 2.5/2.5= 1/1=1:1
Answer is 0.5 from milk is to be replaced by water