📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      Pipe A and Pipe B together can fill the tank in 25

      hours. The capacity of the pipe A is 20% of the capacity of the pipe B. How much time will pipe B alone take to fill the tank.
      A 40 hours Correct Answer Incorrect Answer
      B 25 hours Correct Answer Incorrect Answer
      C 28 hours Correct Answer Incorrect Answer
      D 30 hours Correct Answer Incorrect Answer

      Solution

      Capacity of the pipe A = 20/100 × Pipe B Pipe A /Pipe B = 1/5 Efficiency of pipe A = 1 units Efficiency of pipe B = 5 units Total work = 25 × (1+5) = 150 units Time taken by Pipe B to fill the tank = 150/5 = 30 hours

      Practice Next
      ask-question