Time, Speed & Distance Level-1 Quiz-3

1. Karuna travelled from A to B at a speed of 20 kmph and returned to A from B at a speed of 60 kmph. What is the average speed of Karuna for the entire journey?

2. A train running at a speed of 36 kmph crosses an electric pole in 12 seconds. The time it will take to cross a platform 350 m long is (in secs).

3. A train travelling at 8 m/sec takes 30 seconds to overtake a boy. If the speed of the boy was 1 m/sec less, it would have taken 25 seconds to overtake him. Find the speed of the boy (in m/sec).

4. The speeds of three runners A, B and C are in the ratio 1 : 2 : 3. If A takes 2 hours more than C to cover a certain distance, find the time taken by B (in hrs) to cover the same distance.

5. Kalyan leaves Chennai at 8:00 a.m. at a speed of 40 kmph. After 2 hours, Murali leaves Chennai in the same direction at a speed of 60 kmph. When will they meet each other?

6. The ratio of the speeds of A and B is 3 : 2. A and B start simultaneously towards each other from P and Q, respectively. If they meet 20 km from Q, then the distance between P and Q is (In kms).

7. Ajay covered half of a certain distance at 2 km/hr, one-fourth of the distance at 4 km/hr and the remaining one-fourth of the distance at 1 km/hr. His average speed (in km/hr) for the entire journey is?

8. By doubling his speed, Ajay reaches his office half an hour earlier than usual. Find the time taken by him to travel to his office at thrice his usual speed (in minutes).

9. A 180 m long train is running at a speed of 40 kmph. In how much time will it cross a person moving at a speed of 4 kmph in the same direction?

10. While covering a certain distance, if a person increases his speed from 50 kmph to 60 kmph, he saves 5 minutes. Find the distance covered by him.