A car moves at 45 km/hr. What is the speed of the car in meters per second ?  Choose the correct choice
A) 12 1/2 m sec B) 12 2/9m sec C) 14 1/9m sec D) 16 1/2m sec E) 18 2/9m sec
Explanation:   Speed=(45∗5/18)m/sec   =25/2 m/sec   =12 1/2 msec   Option 12 1/2 m sec
<result>A</result>
A car moves at 45 km/hr. What is the speed of the car in meters per second ?