-
Walking at the rate of 4 kmph a man covers certain distance in 2 hrs 45 min. Running at a speed of 16.5 kmph the man will cover the same distance in how many minutes ?
-
- 50 min.
- 35 min.
- 40 min.
- 45 min.
Correct Option: C
2 hours 45 minutes
| = |  | 2 + |  | hours | |
| 60 |
| = | | 2 + | | hours | |
| 4 |
| = | hours | |
| 4 |
∴ Distance = Speed × Time
| = 4 × | = 11 km. | |
| 4 |
∴ Time taken in covering 11 km at 16.5 kmph
| = | hour | |
| 16.5 |
| = | | | minutes | |
| 165 |
= 40 minutes
