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# CoCubes Pipes and Cisterns Question and Answers Quiz-1

Question 1

Time: 00:00:00
Tap A and Tap B can fill a water tank in 3 and 4 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?

$2\frac{2}{5}$ hours

$2\frac{2}{5}$ hours

$5\frac{2}{7}$ hours

$5\frac{2}{7}$ hours

$3\frac{3}{5}$ hours

$3\frac{3}{5}$ hours

$5\frac{1}{7}$ hours

$5\frac{1}{7}$ hours

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Question 2

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 minutes

20 minutes

4minutes

4minutes

6.66 hrs.

6.66 hrs.

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Question 3

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 4

Time: 00:00:00
A water container was 3/5 full. Ravi poured 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. If the 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
Pipe A can fill a tank four times as fast as Pipe B. If together both the 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

22 hours

22 hours

23 hours

23 hours

24/5

24/5

none of the above

none of the above

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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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Question 9

Time: 00:00:00
12 men with same efficiency can fill a tank in 30 minutes. How many men of same efficiency are required to fill up the same tank in 15 min.?

24

24

20

20

26

26

22

22

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Question 10

Time: 00:00:00
It takes two pipes J and K together to fill a water bucket in 6 minutes. It takes J 5 minutes less than N to fill the bucket, then what will be the time taken by K alone to fill the bucket?

10 minutes

10 minutes

15 minutes

15 minutes

20 minutes

20 minutes

25 minutes

25 minutes

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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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