A train 240 m long passes a pole in 24 seconds. How long will it take to pass a platform 650 m long?
65 sec
89 sec
100 sec
150 sec
Explanation:
| Speed =$ \left(\dfrac{240}{24} \right) $m/sec = 10 m/sec. |
| $\therefore$ Required time =$ \left(\dfrac{240 + 650}{10} \right) $sec = 89 sec. |