### Class VIII

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:
1. 35.55 km/hr
2. 36 km/hr
3. 71.11 km/hr
4. 71 km/hr
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 hour
2. 2 hours
3. 3 hours
4. 4 hours
If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is:
1. 50 km
2. 56 km
3. 70 km
4. 80 km
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.
1. 220 km
2. 224 km
3. 230 km
4. 234 km
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is:
1. 100 kmph
2. 110 kmph
3. 120 kmph
4. 130 kmph
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