Time and Work Maths Questions for Competitive Exams

Maths Related Questions of Time and Work 

Q.16. 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) 36 days

(B) 40 days          

(C) 34 days

(D) 32 days          

Q.17. A contractor undertook a project to complete it in 20 days which needed 5 workers to work continuously for all the days estimated. But before the start of the work the client wanted to complete it earlier than the scheduled time, so the contractor calculated that he needed to increase 5 additional men every 2 days to complete the work in the time the client wanted it:

If the work was further increased by 50% but the contractor continues to increase the 5 workers o every 2 days then how many more days are required over the initial time specified by the client.

(A) 2 days

(B) 1 day              

(C) None of these

(D) 5 days            

Q.18. A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work alone in 60 days. In How many days shall B finish the whole work alone?

(A) 70

(B) 60     

(C) 90

(D) 80    

Q.19. A can finish a work in 18 days and B can do the same work in half the time taken by A. then, working together, what part of the same work they can finish in a day?

(A) One-fourth work

(B) Total work    

(C) Two-third work

(D) Half work     

Q.20. A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?

(A) 11 days

(B) 9 days            

(C) 15 days

(D) 13 days         

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