Calculate the number of tanks of 50x50x20m size needed to discharge crude oil from a cargo ship of volume 120000 m3 and is 90% full, if the tanks can only be filled up to 95%.
Choose the correct choice from the following answers:
A) 1	B) 2	C) 3	D) 4	E) 5
Volume of the tank that needed to be filled=50x50x20x0.95=47500   Volume of the crude in ship=120000x0.9=108000   No. of tanks needed to discharge the ship=108000/47500= 2.27   Which is 3 tanks   Answer: 3
<result>C</result>
Calculate the number of tanks of 50x50x20m size needed to discharge crude oil from a cargo ship of volume 120000 m3 and is 90% full, if the tanks can only be filled up to 95%.