-
If a man walks at the rate of 5 km/hour, he misses a train by 7 minutes. However if he walks at the rate of 6 km/hour, he reaches the station 5 minutes before the arrival of the train. The distance covered by him to reach the station is
-
- 6 km
- 7 km
- 6.25 km
- 4 km
Correct Option: D
Let the required distance be x km.
Difference of time = 7 + 5 = 12
minutes = | hour | |
5 |
Time = | |
Speed |
According to the question,
− | = | |||
5 | 6 | 5 |
⇒ | = | ||
30 | 5 |
⇒ | = | ||
30 | 5 |
⇒ x = | = 6 km. | |
5 |