Question

Somebody please help me!!!​

Answer 1

Answer:

Let x , y and z be the no.of days, A, B and C can do the work alone.

Hence we have = 1/(1/x + 1/y + 1/z) = 4 4/5

1/x + 1/y + 1/z = 5/24

1/x + 1/z = 1/8

Hence, 1/y = 5/24 - 1/8 = (5 - 3)/24

So, y = 24/2 = 12 days.

Step-by-step explanation: