If the speed of a man is 57 km per hour, then what is the distance traveled by him in 30 seconds ?
Answers: A) 275 m B) 360 m C) 475 m D) 420 m E) 440 m

Rationale: "the distance traveled in 30 sec = 57 * ( 5 / 18 ) * 30 = 475 m answer : c"
Answer: C