Time and Distance - Solved Papers 1

Time and Distance Formulas

QNo. 1 - A and B are two cities. A man travels from 'A' to 'B' at a speed of 15 km/hr, and returns back at the rate of 10 km/hr. Find his average speed for the whole journey.

[A] 12.5 Km/hr
[B] 12 Km/hr
[C] 17.5 Km/hr
[D] 17 Km/hr

Solution - Answer 12 Km/hr

QNo. 2 - A man goes to a place at the rate of 13 km/hr. He comes back on a bicycle at 7 km/hr. His average speed for the entire journey is

[A] 5 Km/hr
[B] 6.5 Km/hr
[C] 8.2 Km/hr
[D] 9.1 Km/hr

Solution - Answer 9.1 Km/hr

QNo. 3 - Two trains whose lengths 50 m and 40 m respectively are running in direction opposite to one another with respective speeds of 20 m/min and 10 m/min. Time taken by them to cross one another will be

[A] 5 min
[B] 4 min
[C] 3 min
[D] 2 min

Solution - Answer 3 min

QNo. 4 - Two trains whose lengths 180 m and 220 m respectively are running in direction opposite to one another with respective speeds of 40 kmph and 50 kmph. Time taken by them to cross one another will be

[A] 16 seconds
[B] 17 seconds
[C] 18 seconds
[D] 22 seconds

Solution - Answer 16 Seconds

QNo. 5 - A Train 220 m long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?

[A] 14 seconds
[B] 15 seconds
[C] 12 seconds
[D] 13 seconds