Question

Revisit
3 people A, B and C are able to work at constant rates on a given task. Initially A works on the task alone for 5
days. He is then joined by B and they work together for a day. At the end of this period, half of the task is done.
After this, C joins A and B and they work for a day. At the end of this period, only 1/16 of the whole task remains.
Calone could have done the whole task in 4 days, then how long (in days) would B and C together take to
complete the whole task?​

Answer 1

Answer:

in 1/2days they completed

Answer 2

Answer

B and C together take 8/3 days to complete the whole task.