Question

If Suresh and Mahesh can do a work in 12 days Mahesh and Ramesh in15 days Suresh and Ramesh in 20 days How long will each of them take to complete work alone.

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Answer 1

Answer:

The total time all of them take to complete the work is = 1/12+1/15+1/20 = 12/60

Step-by-step explanation:

Mahesh and suresh can do a work in =12days

mahesh and suresh 1 day work = 1/12

mahesh and ramesh can do work in = 15 days

their one day work= 1/15

suresh and ramesh can do work in = 20 days

their one day work =1/20

so, the total time all of them take to complete the work is = 1/12+1/15+1/20 = 12/60