What portion of the original liquid REMAINED after the leak was repaired?

Shortly after the tank was filled to capacity, a leak was discovered. By the time the hole was repaired, the level of the liquid had dropped 2 meters.

What portion of the original liquid REMAINED after the leak was repaired?
A . 1/10
B . 1/5
C . 2/5
D . 1/2
E . 4/5

View Answer

Answer: E