Time and Work – Questions and Answers – Quiz 1by adminApril 18, 2016April 17, 2016 1. 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 8/152. A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in: 9(1/5) days 9(2/5) days 9(3/5) days 103. A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day? 12 days 15 days 16 days 18 days4. 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(1/2) days 25 days 30 days5. A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 3200. With the help of C, they completed the work in 3 days. How much is to be paid to C? Rs. 375 Rs. 400 Rs. 600 Rs. 8006. 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 days7. A can do a piece of work in 4 hours; B and C together can do it in 3 hours, while A and C together can do it in 2 hours. How long will B alone take to do it? 8 hours 10 hours 12 hours 24 hours8. 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 days9. A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work? 23 days 37 days 37(1/2) 40 days10. A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M. while machine P is closed at 11 A.M. and the remaining two machines complete work. Approximately at what time will the work (to print one lakh books) be finished ? 11:30 A.M. 12 noon 12:30 P.M. 1:00 P.M. Score = Correct answers: Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName * Email * Website Save my name, email, and website in this browser for the next time I comment.