SSC Government Jobs Exams Numerical Ability Arithmetic

A cistern can be filled by a tap in 3 hours while it can be emptied by another tap in 8 hours. If both the taps are opened simultaneously, then after how much time will the cistern get filled?

Options
1) 4.8 hr
2) 2.4 hr
3) 3.6 hr
4) 1.8 hr

Read Solution (Total 1)

1)4.8
1/3-1/8=5/24
so 5/24 unit of work in 24/5 hrs
7 years agoHelpfull: Yes(0) No(0)

SSC Other Question

Two pipes A and B can fill a tank in 2 and 6 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

Options
1) 3 min
2) 2.5 min
3) 2 min
4) 1.5 min A pump can fill a tank with water in 2 hours. Because of a leak, it took 22⁄3 hours to fill the tank. The leak can drain all the water of the tank in:

Options
1) 6 hours
2) 8 hours
3) 9 hours
4) 10 hours