Delhi Police Constable 23 Nov 2023 Shift 1 Paper

Section: Numerical Ability
© examsiri.com
Question : 82 of 100
 
Marks: +1, -0
Arun diluting a 100 litre 20% alcohol mixture by adding water. After the dilution, alcohol content decreased in the solution to 10%. How much water did he add to dilute the solution?
Go to Question: