Home / Arithmetic Aptitude / Pipes and Cistern :: [data sufficiency 3]

Arithmetic Aptitude :: Pipes and Cistern

  1. A pipe can fill a tank in 6 hours and another pipe can empty the tank in 12 hours. If both the pipes are opened at the same time, the tank can be filled in

  2. A.
    10 hours
    B.
    12 hours
    C.
    14 hours
    D.
    16 hours

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. Three pipes A, B and C can fill a cistern in 8 minutes,12 minutes and 16 minutes respectively. What is the time taken by three pipes to fill the cistern when they are opened together?

  4. A.
    3.7 minutes
    B.
    4 minutes
    C.
    4.5 minutes
    D.
    5 minutes

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. Two pipes can fill a tank in 6 hours and 8 hours respectively. A third pipe can empty the same tank in 12 hours. If all the pipes start working together, how long it will take to fill the tank?

  6. A.
    4 hours
    B.
    4.5 hours
    C.
    4.8 hours
    D.
    5.2 hours

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. A tank can be filled in 10 hours. After a leak in its bottom, it takes 12 hours to fill the tank. Find the time taken by the leak to empty the full tank?

  8. A.
    45 hours
    B.
    60 hours
    C.
    50 hours
    D.
    55 hours

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Two pipes can fill a tank in 10 and 14 minutes respectively. A third pipe can empty the tank at the rate of10 liters/minute. If all the pipes working together can fill the empty tank in 8 minutes,what is the capacity of the tank?

  10. A.
    210 liters
    B.
    215.4 liters
    C.
    220 liters
    D.
    225.4 liters

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. A cistern can be filled by an inlet in 6 hours and can be emptied by an outlet in 8 hours. If the inlet and outlet are opened together, in what time the cistern can be filled?

  12. A.
    24 hours
    B.
    26 hours
    C.
    20 hours
    D.
    18 hours

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. 20 buckets can fill a tank when the capacity of each bucket is 12 liters. If the capacity of each bucket is 10 liters, find the number of buckets required to fill the tank.

  14. A.
    30 buckets
    B.
    34 buckets
    C.
    24 buckets
    D.
    27 buckets

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. Two pipes working together can fill a fish tank in 12 minutes. If one pipe fills the fish tank 10 minutes faster than the second pipe, in what time the second pipe alone can fill the fish tank?

  16. A.
    20 minutes
    B.
    25 minutes
    C.
    30 minutes
    D.
    35 minutes

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. 25 outlets working 6 hours a day, can empty a reservoir in 10 days. If only 15 outlets are operational and work for 4 hours a day, in how many days the reservoir can be emptied?

  18. A.
    20 days
    B.
    18 days
    C.
    22 days
    D.
    25 days

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. Pipe A can fill a tank in 12 minutes whereas pipe A along with pipe B can fill the same tank in 8 minutes. In what time pipe B alone can fill the tank?

  20. A.
    24 minutes
    B.
    20 minutes
    C.
    25 minutes
    D.
    22 minutes

    View Answer

    Workspace

    Discuss Discuss in Forum