X and Y walk from P at 5 km/h and 6 km/h in opposite directions. How far apart after 4 hours?

There are two stations X and Y, 1320 km apart. A train starts from station X at 6 a.m. and moves at an average speed of 60 km/hr. At 2 p.m. another train starts from Y towards X and moves at an avera…

Two cars start towards each other from 160 km apart. Speeds 50 km/h and 30 km/h. After how long will they meet?

Two trains A and B started from stations P and Q respectively towards each other. Train A started at 7 p.m. at a speed of 60 km/hr and train B started at 4 a.m. (next day) at a speed of 90 km/hr. The…

Walking at the rate of 4 km/h a man covers a certain distance in 2 hours 45 min. Running at a speed of 16.5 km/h, the man will cover the same distance in

Two goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver…