Question

7. A and B can do a piece of work in 40 days, B and C in 30 days and C and A in 24 days. How long will it
take for them to do the work together? How much time will each of them take to finish it alone?​

Answer 1

Answer:

time taken by ( A+ B+ C) = 20days

Step-by-step explanation:

time taken by A= 120 days

time taken by B= 120days

time taken by C= 60days