Time & Work-2

6.	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:
	A. 4 days B. 5 days C. 6 days D. 7 days View Answer

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7.	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?
	A. 8 hours B. 10 hours C. 12 hours D. 24 hours View Answer

8.	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:
	A. 15 days B. 20 days C. 25 days D. 30 days View Answer

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9.	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?
	A. 23 days B. 37 days C. 37 D. 40 days View Answer

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10.	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 ?
	A. 11:30 A.M. B. 12 noon C. 12:30 P.M. D. 1:00 P.M. View Answer