Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.
Ratio of times taken by A and B = 1:3
Means B will take 3 times which A will do in 1 time
If difference of time is 2 days, B takes 3 days
If difference of time is 10 days, B takes (3/2) × 10 =15 days