There are two pumps, Pump A and Pump B, which are used to fill a tank. The tank can be completely filled in 15 hours if both pumps are working together. If only Pump A is used, it takes 24 hours to fill the same tank. Find the time Pump B alone would take to fill the tank.
1
25 hours
2
30 hours
3
35 hours
4
40 hours
5
45 hours