Multiple choice A motorcycle covers a distance of 10 m in 1 second. Find its speed in km/hr. 32 36 40 30 48 Reveal answer Fill a bubble to check yourself B Correct answer Explanation Speed = 10 m/s. To convert m/s to km/hr, multiply by 3.6 (since 1 m/s = 3600 m/hr = 3.6 km/hr). 10 * 3.6 = 36 km/hr. Option B is correct.