A boy runs 200 metres in 36 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
Let's think step by step.
(A)
200/36 * 18/5 = 20 km/hr.

So, the final answer is (A)