Class VIII A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is : 1 4 1 10 7 15 8 15 A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in : 4 days 6 days 8 days 12 days A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in: 20 days 22 1 days 2 25 days 30 days A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in: 15 days 20 days 25 days 30 days If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same type of work will be: 4 days 5 days 6 days 7 days Do you really want to submit this quiz? Cancel Submit Quiz