Convert 45km/hr into metre/sec

Conversion of km/hr to m/sec

Conversion of m/sec to km/hr

Atrain travelling with a constant speed crosses a 96 -metre long platform in 12 seconds and another 141 -metre long platform in 15 seconds.The length of the train and its speed are 84 metres and 54km/hr64 metres and 44km/hr64 metres and 54km/hr84 metres and 60km/hr

If P travelled the first half of a journey at 40 km/hr and the remaining half distance at 50 km/hr, what is the average speed of his travel ? A. 44.44 km/hr B. 53.33 km/hr C. 45 km/hr D. 60 km/hr

A train passes two persons walking in the same directions at a speed 5 km/hr and 7 km/hr respectively in 10 sec and 11 sec respectively. Find the speed of the train.