Some students went on a field trip. At a speed of 6 km/h, they travelled by bike
Some students went on a field trip. At a speed of 6 km/h, they travelled by bikes for 2 hours; then at a speed…
Two trains start at same time from stations A and B, 1800 km apart, and proceed
Two trains start at same time from stations A and B, 1800 km apart, and proceed towards each other at an average speed of…
A delivery boy started from his office at 10 a.m. to deliver an article. He rode
A delivery boy started from his office at 10 a.m. to deliver an article. He rode his scooter at speed of 32 km/h. He…
A train covers a distance of 12 km in 12 minutes. If its speed is decreased by 5
A train covers a distance of 12 km in 12 minutes. If its speed is decreased by 5 km/h, then the time taken by…
A person travels a distance of 300 m and then returns to the starting point. The
A person travels a distance of 300 m and then returns to the starting point. The time taken by him for the outward journey…
A railway engine passes two bridges of lengths 400 m and 235 m in 100 seconds an
A railway engine passes two bridges of lengths 400 m and 235 m in 100 seconds and 60 seconds, respectively. Twice the length of…
A person covers a distance of 300 km and then returns to the starting point. The
A person covers a distance of 300 km and then returns to the starting point. The time taken by him for the outward journey…
A man travels 210 km with the speed of 60 km/hr and next 198 km with the speed o
A man travels 210 km with the speed of 60 km/hr and next 198 km with the speed of 66 km/hr. Find the average…
Two trains are moving in the opposite direction at the speed of 48 km/hr and 60
Two trains are moving in the opposite direction at the speed of 48 km/hr and 60 km/hr respectively. The time taken by the slower…
A metro train runs at the speed of 40 km/h from station A to station B covering
A metro train runs at the speed of 40 km/h from station A to station B covering a distance of 30 km. It stops…
A car runs first 275 km at an average speed of 50 km/h and the next 315 km at an
A car runs first 275 km at an average speed of 50 km/h and the next 315 km at an average speed of 70…
A thief is noticed by a policeman from a distance of 97 m. The thief starts runn
A thief is noticed by a policeman from a distance of 97 m. The thief starts running and the policeman chases him. The thief…