Question

A, B and C can do a piece of work in 8 days, 12
days and 15 days respectively. How long will
they take to finish if they work together?
(a)
3,7/11
(b)
5,3/11
(c)
6 days
(d) None of these​

Answer 1

Answer:

A, B and C can do a piece of work in 8 days, 12

days and 15 days respectively. How long will

they take to finish if they work together?

(a)

3,7/11

(b)

5,3/11

(c)

6 days

(d) None of these