Question

A and B can do a piece of work in 40 days; B and C in 20 days; C and A in 10 days. How long will

it take them to do the work together?
FASTEST WILL BE MARKED BRANLIEST​

Answer 1

Answer:

50? I replied first mark me brainliest pleaseeeee

Answer 2

Answer:

40 days I think so

by taking LCM of their days to work

it's 40