Poll Results
Please login to vote and see the results.
A and B can do a piece of work in 72 days, B and C can do it in 120 days, and A and C can do it in 9 days. When A, B and C work together, how much work is finished by them in 3 days.
Share
Have an account? Sign In Now
Explanation:
2(A+B+C) =12 units/day.
(A+B+C) = 6 units/day
In 3 days.
A+B+C will do
=6×3=18 units
In 3 days the part of work will finish in
=3dayswork\T.W=18\360
=1\20