Aptitude  Time and Work  Practice Q&A

1. P,Q and R together earn Rs.1620 in 9 days. P and R can earn Rs.600 in 5 days. Q and R in 7 days can earn Rs.910. How much amount does R can earn per day?

Rs.40 Rs.70 Rs.90 Rs.100

2. 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

3. 10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?

3 5 7 Cannot be determined

4. 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

5. A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?

5 5$ \dfrac{1}{2} $ 6 8

6. A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?

40 50 54 60

7. A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take to finish the work?

18 days 24 days 30 days 36 days

8. P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work?

5$ \dfrac{5}{11} $ 5$ \dfrac{6}{11} $ 6$ \dfrac{5}{11} $ 6$ \dfrac{6}{11} $

9. Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?

3 : 4 4 : 3 5 : 3 Data inadequate

10. A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in:

$ \dfrac{1}{24} $day $ \dfrac{7}{24} $day 3$ \dfrac{3}{7} $days 4 days


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