Arithmetichard · Past Paper
A container contains 80 liters of milk. From this, 8 liters of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container?
A58.32 liters
B60 liters
C51.2 liters
D64.8 liters
✓ Correct Answer: A — 58.32 liters
Remaining milk = 80 * (1 - 8/80)^3 = 80 * (0.9)^3 = 80 * 0.729 = 58.32 liters.
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