Question

Jagdish can build a wall in 10 days. Narender can build same wall in 12 days while submit takes 15 days to do the same the job. Which two of them should be employed to finish the job in 6 days

Answer 1

work done by jagdish in one day = 1/10

work done by sumit in one day = 1/15

Hence , work done by both in one day = 1/10 + 1/15 = 1/6

Hence total nos of days required for jagdish and sumit to complete the work = 6 days.

So jagdish and sumit should be employed to finish the job in 6 days.

Answer 2

Answer:

Jagadeesh and narendra