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 2 times. How much milk is now contained by the container?
Choose the correct choice from the following
A) 25.5 liters	B) 29.16 liters	C) 30.98 liters	D) 42.15 liters	E) 48.32 liters
Amount of milk left after 3 operations = 40 (1 - 4/40)^3 = 40 * 9/10 * 9/10 * 9/10= 
<gadget id="calculator">40 * 9/10 * 9/10 * 9/10</gadget>
<output>729/25 = around 29.16</output>
29.16 liters   Answer is 29.16 liters
<result>B</result>
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 2 times. How much milk is now contained by the container?