Freshers India

A boy goes to his school from his house at a speed of 3 km.hr and returna at a speed of 2 km/hr. If he takes 5 hours in going and coming, the distance between his house adn school is                        

A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is:                        

Two people start moving from the same point at the same time at 30 kmph and 40 kmph in opposite directions. Find the distance between them after 3 hrs.                        

A starts from X to Y at 6 am at 40 kmph and at the same time B starts from Y to X at 50 kmph. When will they meet if X and Y are 360 km apart?                        

A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is                        

A car travelling with of its actual speed covers 42 km in 1 hr 40 min 48 seFind the actual speed of the car.