A container contains 40L of milk. From this container 4L of milk was taken out & replaced by water. This process was repeated further 2 times. How much milk is now contained in the container?

  • Option 1)

    26.34\: L

  • Option 2)

    35\: L

  • Option 3)

    28\: L

  • Option 4)

    29.16\: L

  • Option 5)

    27.36\: L

Answers (1)

Initial quantity = x = 40 L

Quantity taken out once = 4L = y

N= no of times = 3

Final quantity = x(1-4/40)^{3}= 40\times 0.729= 29.16\: L

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