In a solution of 60 litre of sugar and water,20% is sugar.How much water must be added to make a solution that is 8% sugar?

A 60

B 72

C 90

D none of these

Correct Answer: Option B

in 60 liter mixture, amount of sugar= 60 X 20/100=12 liter suppose, after adding x liter quantity of sugar would be 8% here, (60+x)X8/100 =12