| Q.4 | A bus left 30 minutes later than the scheduled time but in order to reach its destination 75 km away in time, it had to increase its usual speed by 5 km/hr. What is the usual speed of the bus? | |
| Ans | 1. 35 km/hr | |
| 2. 60 km/hr | ||
| 3. 45 km/hr | ||
| 4. 25 km/hr |
Correct Ans Provided: 4