At 8 o’ clock in the morning Mr.Ram was at a distance of 105 km from the railway station. To get his train was to reach the station at least at 9.45 a.m. The minimum speed required for him to travel in order to get the train is :

A train running at 70 km per hour and a car 100 meters per 7 seconds. Which run faster?

The length of the bridge, which a train 130 meters long and travelling at 45 km/hr can cross in 30 seconds is :

A train ............. metres long passes a platform of length 20 metres in 18 seconds at a speed of 64 km per hour. Find the length of the train.

A 300 m. long train passes a pole in 12 secs. What is its speed in km/hour ?

A train runs for 2 hrs at the speed of 35km/hr. It runs for 3 1/2 hrs at the speed of 60km/hr and then runs for 2 1/2 hrs at the speed of 70km/hr. Find the average speed of the train :