Question

Working together A and B can do a job in 40 days, B and C in 36 days and all three together in 24 days. In how many days can B alone do the job?
(a) 60
(b) 90
(C) 72
(d) 120​

Answer 1

72 is the answer it's correct mark brainlist

Answer 2

Answer:

(a) 60

(a)60 is the answer