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

A 29.16 liters
B 27.36 liters
C 29 liters
D 26.34 liters

Correct Answer: 29.16 liters

Shortcut: .'. x(1 - yx)n = 40(1 - 440)3 = 40(40 - 440)3 = 40(3640)3 = 40(910)3 = 40×9×9×910×10×10 = 29.16 liters 
Bissoy MCQ
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