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  • Question
  • 18 buckets of water fill a tank when the capacity of each bucket is 8 litres. How many buckets will be needed to fill the same tank, if the capacity of the bucket is 12 litres?


  • Options
  • A. 12
  • B. 13.5
  • C. 24
  • D. Data insufficient

  • Correct Answer
  • 12 

    Explanation

    Capacity of tank = (8 X 18) = 144 litres

    If the capacity of each bucket = 12 litres

    Then, Nunber of buckets needed = 144 / 12 = 12 buckets

  • Tags: Bank Exams

    Pipes and Cistern problems


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    • 1. Pipes A and B can fill a cistern in 15 hours together. But ifthese pipes operate separately A takes 40 hours less than Bto fill the tank. In how many hours the pipe A will fill thecistern working alone?

    • Options
    • A. 60
    • B. 20
    • C. 40
    • D. 15
    • Discuss
    • 2. Three pipe P, Q and R can fill a tank in 12 minutes, 18 minutesand 24 minutes respectively. The pipe R is closed 12 minutesbefore the tank is filled. In what time the tank is full?

    • Options
    • A. 8 (5/13) hrs
    • B. 8 (4/13) hrs
    • C. 7 (4/13) hrs
    • D. 8 (6/13) hrs
    • Discuss
    • 3. A tank is filled in eight hours by three pipes K, L and M. Pipe K is twice as fast as pipe L, and L is twice as fast as M. How much time will pipe L alone take to fill the tank ?

    • Options
    • A. 32 hrs
    • B. 24 hrs
    • C. 28 hrs
    • D. 26 hrs
    • Discuss
    • 4. A water tank is filled in 5 hours by three pipes X, Y and Z the pipe Z is thrice as fast as Y and Y is twice as fast as X. How much time will pipe X alone take to fill the water tank?

    • Options
    • A. 60 hrs
    • B. 45 hrs
    • C. 40 hrs
    • D. 35 hrs
    • Discuss
    • 5. 3 pipes when opened for 3 hours can fill 3 buckets. How many buckets can 2 pipes open for 2 hours approximately fill?

    • Options
    • A. 2/3 buckets
    • B. 2 buckets
    • C. 1 bucket
    • D. 4/3 bucket
    • Discuss
    • 6. A water tank is 2/5 th full. Inlet A can fill the tank in 12 minutes while an outlet pipe B can empty it in 6minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?

    • Options
    • A. It fills in 4.8 min
    • B. It empties in 4.8 min
    • C. It fills in 5.6 min
    • D. It empties in 5.6 min
    • Discuss
    • 7. A cistern has one inlet, L and one inlet, M. L takes 5 hours to fill the empty tank, when M is not open and M takes 8 hours to empty the full tank, if the tank is two fifth full, how much time will it take to fill the tank completely when both L and M are opened simultaneously? (in hours)

    • Options
    • A. 5 hours
    • B. 3 hours
    • C. 6 hours
    • D. 8 hours
    • Discuss
    • 8. An electric pump can fill a tank in 2 hours. Because of a leak in the tank, it was taking 21?2 hours to fill the tank. The leak can drain all the water off the tank in how many hours?

    • Options
    • A. 9
    • B. 10
    • C. 10.5
    • D. 11.5
    • Discuss
    • 9. Two pipes, when working one at a time, can fill a cistern in 3 hhrs and 4 hrs, resp while a third pipe can drain the cistern empty in 8 hrs. All the three pipes were opened together when the cistern was 1/12 full. How long did it take for the cistern to be completely full?

    • Options
    • A. 2 hrs
    • B. 1 hr 45 min
    • C. 2 hr 10 min
    • D. 2 hr 11 min
    • Discuss
    • 10. A swimming pool is filled in 10 hours by three tankers A, B and C. The tanker C is twice as fast as B and B is twice as fast as A. How much time will tanker A alone take to fill the swimming pool?

    • Options
    • A. 90 hours
    • B. 40 hours
    • C. 70 hours
    • D. 80 hours
    • Discuss


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