A 12 lt solution is 33 1/3% acid.

A 12 lt solution is 33 1/3% acid. How much water must be added to get the solution having 20 % acid.

Quiz

Answer/Solution

8

Steps/Work

A 12 lt solution is 33 1/3% acid.
means 4 ltr acid and 8 ltr water.
If x is final solution, then
4 ltr = x* 20/100
x=20 ltr
so water to be added = 20-12= 8 ltr
ANSWER:A