Question

A mixture contains milk and water in the ratio
5:1. On adding 5 litres of water, the ratio of
milk and water becomes 5:2. The quantity of
milk in the original mixture is
Val 25 litres
(b) 20 litres
(c) 30 litres
(d) 15 litres​

Answer 1

Answer: Option A

Step-by-step explanation:In the original mixture, let milk = 5x litres and water = x litres

Then,  

x+5

5x

​  

=  

2

5

​  

⇒10x=5x+25⇒5x=25⇒x=5

∴ Quantity of milk in original mixture = 25 litres.