Question

If Rama can do a piece of work in 20 days and Krishna can do in 30 days, then the time taken by
both to complete the work in​

Answer 1

Answer:

Take lcm of 20 and 30 = 60

Now one day work of rama will be 60/20=3

one day work of Krishna will be 60/30=2

Combine 60/5=12

Answer 2

Answer:

12 days

Step-by-step explanation:

Take lcm of 20 and 30 = 60

Now one day work of rama will be 60/20=3

one day work of Krishna will be 60/30=2

Combine 60/5=12