Comprehension and Problem Solving-Pipes and Cisterns (Bank-PO Quantitative-Aptitude): Questions 1 - 3 of 3

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Question number: 1

» Comprehension and Problem Solving » Pipes and Cisterns

MCQ▾

Question

Three pipes x, y and z are opened simultaneously. X fill a cistern in 20 minutes, y in 30 minutes, while z empties the cistern in 40 minutes. How soon will the tank be filled?

Choices

Choice (4) Response

a.

20 minutes

b.

1517minutes

c.

1817minutes

d.

1717minutes

Question number: 2

» Comprehension and Problem Solving » Pipes and Cisterns

MCQ▾

Question

Two pipes A and B can fill a tank in 16 min and 20 min respectively. If both the pipes are opened together after how much time, B should be closed so that the tank is full in 10 minutes.

Choices

Choice (4) Response

a.

Cannot be determined

b.

7.5 minutes

c.

5.7 minutes

d.

8.7 minutes

Question number: 3

» Comprehension and Problem Solving » Pipes and Cisterns

MCQ▾

Question

A tank has two inlet taps, which will fill it in 15 minutes and 18 minutes respectively. There is one outlet pipe, which empties the tank. When all the three are open, it takes half an hour to fill the tank. How much time will it take to the outlet pipe to empty it?

Choices

Choice (4) Response

a.

11.3 minutes

b.

11.25 minutes

c.

11 minutes

d.

11.5 minutes

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