Each wheel of a car is making 5 revolutions per second. If the diameter of a wheel is 84 cm, then the speed of the car i…

Two planes move along a circle of circumference 1.2 km with constant speeds. When they move in different directions, the…

A bus covers three successive 3 km stretches at speed of 10 km/hr, 20 km/hr and 60 km/hr respectively. Its average speed…

A person travels 285 km in 6 hours in two stages. In the first part of the journey, he travels by bus at the speed of 40…

A man goes to a place on bicycle at speed of 16 km/hr and comes back at lower speed. If the average speed is 6.4 km/hr i…

Points A and B are 100 km apart on a highway. One car starts from A and another from B at the same time. If the cars tra…

In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 …

Robert is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph, he will reach …