A person travels three equal distance at a speed of x km/hr, y km/hr and z km/hr respectively. What is the average speed…

In a 1-kilometre race, A can beat B by 30 meters, while in a 500-meter race B can beat C by 25 meters. By how many meter…

A car travelling with $$\frac{5}{7}$$ of its usual speed covers 42 km in 1 hr 40 min 48 sec. What is the usual speed of …

The driver of an ambulance sees a school bus 40 m ahead of him after 20 seconds, the school bus is 60 meter behind. If t…

A can give 40 metres start to B and 70 metres to C in a race of one kilometre how many metres starts can B give to C in …

A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot @ 4 km/hr and partly on bicycle @ 9 km/hr…

A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km/hr, the time taken by it to cover th…

A hunter fired two shots from the branch of a tree at an interval of 76 seconds. A tiger separating too fast hears the t…