In a mixture 60 litres, the raƟo of milk and water 2 : 1. If the this raƟo is to be 1 : 2, then the quanity
of water to be further added is	Choose the correct choice from the following answers.
A) 20 liters	B) 30 liters	C) 50 liters	D) 60 liters	E) none of these

Rationale: explanation : quantity of milk = 60 * ( 2 / 3 ) = 40 liters quantity of water = 60 - 40 = 20 liters answer : d
Answer: D