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Question 1:
A can contains 30liter of juice, from this container 5litres of juice was taken out and replaced by water. This process was repeated further two times.
How much juice is now contained by the container?
A. 21
B. 13
C. 15
D. 17
Feedback Quantity of milk in the final mixture = 30[1-(5/30)]^3
= 30*(5/6)^3
= 30*125/216 = 17.36 liter = 17

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