Category: Time & Work

Time & Work (10)

1.A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in ? 1. 15 days 2. 10 days 3. 9 days 4. 8 days 5. None of these   2.4 men and 6 women finish […]

Time & Work (9)

1. To Finish a work, B will take three times as long as A and C together and C will take twice as long as A and B together. If the three persons A, B and C together can finish the work in 20 days , then how long will A take to finish the […]

Time & Work (8)

1. Ram starts working on a job and works on it for 12 days and completes 40% of the work. To help him complete the work, he employs Ravi and together they work for another 12 days and the work gets completed. How much more efficient is Ram than Ravi? 1. 50% 2. 200% 3. […]

Time & Work (7)

1. There is a group of persons each of whom can complete a piece of work in 16 days, when they are working individually. On the first day one person works, on the second day another person joins him, on the third day one more person joins them and this process continues till the work […]

Time & Work (6)

1. P and Q need 8 days to complete a work. Q and R need 12 days to complete the same work. But P, Q and R together can finish it in 6 days. How many days will be needed if P and R together do it? 1. 3 2. 8 3. 12 4. 4 […]

Time & Work (5)

1. P takes twice as much time as Q or thrice as much time as R to finish a piece of work. They can finish the work in 2 days if work together. How much time will Q take to do the work alone? 1. 4 2. 5 3. 6 4. 7   2. P […]

Time & Work (4)

1. P, Q and R can complete a work in 24, 6 and 12 days respectively. The work will be completed in — days if all of them are working together. 1. 2 2. 3 3⁄7 3. 4 ¼ 4. 5   2. 10 men can complete a work in 7 days. But 10 women […]

Time & Work (3)

1. P can finish a work in 18 days. Q can finish the same work in 15 days. Q worked for 10 days and left the job. how many days does P alone need to finish the remaining work? 1. 8 2. 5 3. 4 4. 6   2. 3 men and 7 women can […]

Time & Work (2)

1. 6 men and 8 women can complete a work in 10 days. 26 men and 48 women can finish the same work in 2 days. 15 men and 20 women can do the same work in – days. 1. 4 days 2. 6 days 3. 2 days 4. 8 days   2. A can […]

Time & Work (1)

1. P is able to do a piece of work in 15 days and Q can do the same work in 20 days. If they can work together for 4 days, what is the fraction of work left? 1. 8/15 2. 7/15 3. 11/15 4. 2/11   2. P can lay railway track between two […]