Quiz Discussion

Two pipe A and B can fill a water tank in 20 and 24 minutes respectively and a third pipe C can empty at the rate of 3 gallons per minute. If A, B and C are open together to fill the tank in 15 minutes, find the capacity of tank?

Course Name: Quantitative Aptitude

  • 1] 180 gallons
  • 2] 150 gallons
  • 3] 120 gallons
  • 4] 60 gallons
Solution
No Solution Present Yet

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# Quiz
1
Discuss

A pipe can fill a tank in 3 hours. There are two outlet pipes from the tank which can empty it in 7 and 10 hours respectively. If all the three pipes are opened simultaneously, then the tank will be filled in -

  • 1] 8 hours
  • 2] 9 hours
  • 3] 10 hours
  • 4] 11 hours
Solution
2
Discuss

Three pipes P, Q and R can separately fill a cistern in 4, 8 and 12 hours respectively. Another pipe S can empty the completely filled cistern in 10 hours. Which of the following arrangements will fill the empty cistern in less time than others?

  • 1] Q alone is open
  • 2] P, R and S are open
  • 3] P and S are open
  • 4] P, Q and S are open
Solution
3
Discuss

One pipe can fill a tank three 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:

  • 1] 81 minutes
  • 2] 108 minutes
  • 3] 144 minutes
  • 4] 192 minutes
Solution
4
Discuss

Two pipes can fill a tank in 40 and 48 minutes respectively and a waste pipe can empty 3 gallons per minutes. All the three pipes working together can fill the tank in 30 minutes, The capacity of the tank is-

  • 1] 60 gallons
  • 2] 120 gallons
  • 3] 180 gallons
  • 4] 240 gallons
Solution
5
Discuss

A water tank is two-fifth full.Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes.If both the pipes are open,how long will it take to empty or fill the tank completely?

  • 1]

    6 min to empty

  • 2]

    6 min to fill

  • 3]

    9 min to empty

  • 4]

    9 min to fill

Solution
6
Discuss

Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in:

  • 1]

    1 13/17 hours

  • 2]

    2 8/11 hours

  • 3]

    3 9/17 hours

  • 4]

    4 1/2 hours

Solution
7
Discuss

Water is continuously supplied from a reservoir to a locality at the steady rate of 10000 liters per hours. When delivery exceeds demand the excess water is stored in a tank. If the demand for 8 consecutive three hour periods is 10000, 10000, 45000, 25000, 40000, 15000, 60000 and 35000 liters respectively, what will be the minimum capacity required of the water tank (in thousand liters)to meet the demand and avoid any wastage?

  • 1] 10
  • 2] 30
  • 3] 40
  • 4] 50
Solution
8
Discuss

Two pipes can fill a tank in 12 hours and 16 hours respectively. A third pipe can empty the tank in 30 hours. If all three pipes are opened and functions simultaneously, how much time will the tank take to be full?( in hours )

  • 1]

  • 2]

  • 3]

  • 4]

Solution
9
Discuss

A vessel has three pipes connected to it , two to supply liquid and one to draw liquid. The first alone can fill the vessel in hours, the second in 3 hours and the third can empty it in hours. If all the pipes are opened simultaneously when the vessel is half full, how soon will it be emptied?

 

  • 1]

    hours

  • 2]

     hours

  • 3]

    hours

  • 4]

    None of these

Solution
10
Discuss

A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half?

  • 1] 15 minutes
  • 2] 20 minutes
  • 3] 27.5 minutes
  • 4] 30 minutes
Solution
# Quiz