1. In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. The duration of the flight is: (1)
- 1. 1 hour
- 2. 2 hours
- 3. 3 hours
- 4. 4 hours
2. A man complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km. (2)
- 1. 220 km
- 2. 224 km
- 3. 230 km
- 4. 234 km
3. The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 km in 4 hours, then the speed of the first train is: (4)
- 1. 70 km/hr
- 2. 75 km/hr
- 3. 84 km/hr
- 4. 87.5 km/hr
4. A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is: (3)
- 1. 35.55 km/hr
- 2. 36 km/hr
- 3. 71.11 km/hr
- 4. 71 km/hr
5. In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 hour less than Sameer. Abhay’s speed is: (1)
- 1. 5 kmph
- 2. 6 kmph
- 3. 6.25 kmph
- 4. 7.5 kmph