SBI PO 2022 · Question 59 of 100

Two pipes can fill a tank in 12 hours and 15 hours respectively, while the third pipe can empty it in 18 hours. If first two pipes fill the tank for 5 hours then, time taken to empty the tank by third pipe?

Pipes and Cisterns

Answer: D. d. 13.5 hours

Capacity = LCM(12,15,18) = 180; efficiencies 15, 12, -10. Filled in 5 hours = 27 x 5 = 135; emptied by third pipe in 135/10 = 13.5 hours.

Source: SBI PO Prelims Memory Based Paper (Held on: 17th Dec 2022 Shift 1) · memory-based

Practice the full SBI PO 2022 paper

Timed test with all 100 questions, just like the real exam.

SBI PO 2022 · Question 59 of 100

Pipes and Cisterns

Capacity = LCM(12,15,18) = 180; efficiencies 15, 12, -10. Filled in 5 hours = 27 x 5 = 135; emptied by third pipe in 135/10 = 13.5 hours.

Source: SBI PO Prelims Memory Based Paper (Held on: 17th Dec 2022 Shift 1) · memory-based

Practice the full SBI PO 2022 paper

Timed test with all 100 questions, just like the real exam.