A can do (1/3) of a work in 5 days and B can do (2/5) of the work in 10 days. In how many days both A and B together can do the work ?

Related Mcqs:

X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last ?

A. 6 days B. 10 days C. 15 days D. 20 days...

A and B can finish a piece of work in 20 days .B and C in 30 days and C and A in 40 days. In how many days will A alone finish the job?

A. 48 B. 34(2/7) C. 44 D. 45...

P is 30% more efficient than Q. P can complete a work in 23 days. If P and Q work together, how much time will it take to complete the same work?

A. 9 B. 11 C. 23 D. 13...

Twelve men can do a work in twenty days while twenty women can finish the same work in sixteen days. Find the ratio between the capacity of a man and a woman.

A. 3:4 B. 5:4 C. 4:3 D. 5:3...

15 men can build a 500m long wall in 30 days. In how many days can 30 men build a 1.2 km long wall?

A. 48 days B. 24 days C. 40 days D. 36 days...