List of top General Management Questions on Time, Speed and Distance

If a motor cyclist covers a distance of 1200 m in 2 min 30 sec., then the speed (in km/hr) of the cyclist is :
One-fourth of a certain journey was covered at the speed of 20 km/hr, one-third at 30 km/hr and the rest at the speed of 25 km/hr. The average speed (in km/hr) for the entire journey is :
A and B travel from place P to place Q following the same route in their respective cars. A drives at 60 kmph while B drives at 90 kmph. Find the time taken by B to reach place Q, if A takes 12 hrs.