A boy runs 200 metres in 30 seconds. What is his speed ?\nOptions:\n(A) 20 km/hr\n(B) 24 km/hr\n(C) 30 km/hr\n(D) 32 km/hr\n(E) 34 km/hr
Please answer the following question by reasoning step-by-step.
(B)
200/30 * 18/5 = 24 km/hr.

Therefore, the answer is (B)