Question

30. If A does a piece of work in 4 days, which B can do in 5,
and C can do in 6, in what time will they do it, all working
together?
a) 2 days b) 50/27 days
c) 60/37 days d) None of thes​

Answer 1

Answer:

c

Step-by-step explanation:

one day work of a is 1/4

of b is 1/5

of c is 1/6

so they will do work in a day

1/4+1/5+1/6

15/60+12/60+10/60

37/60

so they will do it in 60/37 days