A man runs 200 metres in 24 seconds. His speed is:
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. 30 km/h.
Distance = 200 m
Time = 24 sec
Speed = Distance/Time
Speed = 200/24
1 m/s = 5/18 km/hr
Speed = (200/24) × 18/5 = 30 km/hr.