Every 3 minutes , 4 liters of water are poured into a 2,000 litre tank . After 2 hours, what percent of the tank is full?
A
0.4%
B
4%
C
8%
D
12%
Correct Answer: 8%
2 hour = 120 min 1203 = 40 তাহলে মোট 40 বার পানি ঢালা হয়েছে। percent of the tank full = 40×42000 = 1602000 = ·08 = 8%