| Question | With stoppage, the speed of a train is 36 km/hr. However without stoppage, it is 40 km/hr. Find out for how many minutes does the train stop per hour? | |
| Type | multiple_choice | |
| Option | 6 minutes | correct |
| Option | 8 minutes | incorrect |
| Option | 10 minutes | incorrect |
| Option | 4 minutes | incorrect |
Solution
