Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Ratios, Proportions & PercentagesDirect and Inverse Variations
12 water pumps can empty a water tank in 20 minutes. However, 2 pumps are out of order. How long will the remaining pumps take to empty the tank?
- A.22 minutes
- B.26 minutes
- C.24 minutesCorrect answer
- D.28 minutes
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Practice these MCQs in the appQuick fact: The remaining 10 pumps will take 24 minutes to empty the tank.