A topic you 'somewhat know' is a topic you don't know yet. Be honest about your weak areas.

Time and Work — quick quiz

4 WBCS-pattern questions on Time and Work. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 4

Medium

Three workers A, B, and C can complete a task in 15 days, 20 days, and 30 days respectively. If all three start working together, but A leaves 5 days before the work is completed, in how many days will the work be finished?