RRB NTPC CBT I 29 Dec 2020 Shift 2 Paper

Question : 62 of 100

Marks: +1, -0

A mixture contains acid and alcohol in the ratio of 3 : 2. On adding 10 litres of alcohol in mixture, the ratio of acid to alcohol becomes 3 : 5. The quantity of acid (in litres) in the original mixture was: