# Deloitte Pipes and Cisterns Questions and Answers Quiz-1

Question 1

Time: 00:00:00
Tap A and Tap B can fill a water tank in 3 and 4 hours respectively.

A tap C can empty the tank in 6 hours. If all the three taps are opened

together, then the tank will be filled in?

2(2/5) ℎ

2(2/5) ℎ

5(2/7) ℎ

5(2/7) ℎ

3(3/5)ℎ

3(3/5)ℎ

5(1/7)ℎ

5(1/7)ℎ

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Question 2

Time: 00:00:00
Two large pipes X & Y can separately fill a cistern in 20 minutes

and 30 minutes. Together, they can fill the cistern in:

1 hour 31 minutes

1 hour 31 minutes

12 minutes

12 minutes

2 hours 12 minutes

2 hours 12 minutes

2 hours

2 hours

none of the above

none of the above

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Question 3

Time: 00:00:00
A large water tank can be filled by a pump A in 10 minutes, and by B

can fill the same tank in 20 minutes. If both the pumps work together to

fill the tank, how long will it take to fill the tank.

1hrs 10 minutes

1hrs 10 minutes

20/3  minutes

20/3  minutes

4 minutes

4 minutes

20/9 minutes

20/9 minutes

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Question 4

Time: 00:00:00
A water container was 3/5 full. Ravi drained out 4 buckets from it and then

poured two buckets back in the container. The container is 1/2 full now.

How many buckets can be filled if the entire container is emptied?

32

32

20

20

44

44

40

40

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Question 5

Time: 00:00:00
A pipe can fill a petrol tank in 20 hrs but due to some leakage it got

emptied in 15 hrs. Find the time in which the tank will be completely full.

70

70

69

69

60

60

20

20

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Question 6

Time: 00:00:00
One pipe can fill a tank four times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:

180 min

180 min

144 min.

144 min.

126 min

126 min

114 min

114 min

none of the above

none of the above

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1/20 + 1/30 -1/8 = -1/24

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Question 7

Time: 00:00:00
The pumps can fill water in 20 tanks in 2 hrs in 1 day. How many tanks

can be filled in 2 days working 4 hours a day.

7

7

3

3

5

5

2

2

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Question 8

Time: 00:00:00
If 3 pipes named as A, B, C. Pipes A and B can fill a tank in 6 and 5 hours

respectively. Pipe C can empty it in 18 hours. If all the three pipes are turned

on together, then the tank will be filled in

12/90 hrs.

12/90 hrs.

7/45 hrs

7/45 hrs

14/45 hrs.

14/45 hrs.

12/45 hrs.

12/45 hrs.

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["0","40","60","80","100"]
["Need more practice! \r\n","Keep trying! \r\n","Not bad! \r\n","Good work! \r\n","Perfect! \r\n"]

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