Time and Work Aptitude Questions for Bank PO and SSC Exams

Time and Work Questions and Answers

Q.41. A and B can do a work in 4 hours and 12 hours respectively. A starts the work at 6 AM and they work alternately for one hour each. When will the work be completed?

(A) 4 days            

(B) 5 days

(C) 6 days            

(D) 7 days

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Q.42. Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

(A) 7 hours 30 minutes

(B)  8 hours

(C) 8 hours 15 minutes

(D) 8 hours 25 minutes

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Q.43. A,B,C together can do a piece of work in 10 days.All the three started workingat it together and after 4 days,A left.Then,B and C together completed the work in 10 more days.In how many days can complete a work alone ?

(A) 25    

(B) 24

(C) 23     

(D) 21

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Q.44. Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is:

(A) 15

(B)  16

(C) 18

(D) 25

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Q.45. When A, B and C are deployed for a task , A and B together do 70% of the work and B and C together do 50% of the work. who is most efficient?

(A) A      

(B) B

(C) C       

(D) can't be determined

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