A river 2m deep and 45 m wide is flowing at the rate of 4 kmph the amount of water that runs into the sea per minute is?
Choices:
A) 6000 m 3
B) 4580 m 3
C) 18500 m 3
D) 4900 m 3
E) 4700 m 3

Rationale: "explanation : ( 4000 * 2 * 45 ) / 60 = 6000 m 3 answer : option a"
Answer: A