Question

Three pipes A. B and C are connected to a tank.
A and B together can fill the tank in 12 hrs, B and
( together in 20 hrs and C and A together in 15
hrs. In hou much time will each pipe fill the tank
sepa-ratek
(a) 10 hrs. 15 hrs. 30 hrs
()
(b) 20 hrs. 15 hrs. 60 hrs
(c) 20 hrs. 30 hrs. 60 hrs
(d) 20 hrs. Jo hrs. 45 hrs​

Answer 1

Answer:

option a is a correct option have a good day

Answer 2

Answer:

I think option a is correct answer