Aptitude - Time and Work

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Exercise

"I never see what has been done; I only see what remains to be done."

- Marie Curie

11.

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 1

2

12.

4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it?

A.	35	B.	40
C.	45	D.	50

13.

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?

A.	40	B.	50
C.	54	D.	60

14.

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	5
	11

5	6
	11

6	5
	11

6	6
	11

15.

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?

A.	3	B.	5
C.	7	D.	Cannot be determined
E.	None of these