A bus is moving with a speed of 72 kmh, convert its speed into ms:

A. 10ms

B. 720ms

C. 30ms

D. 20ms

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The ratio of the speeds of two trains is 3:4. If the second train runs 300 km in 3 hours then what would be the speed of the first train?

A. 100 km/hr

B. 50 km/hr

C. 70 km/hr

D. 75 km/hr

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Two cars travel from city A to city B at a speed of 30 and 44 km/hr respectively. If one car takes 3.5 hours lesser time than the other car for the journey, then the distance between City A and City B is

A. 330 km

B. 396 km

C. 495 km

D. 264 km

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A car can cover a distance of 522 km on 36 liters of petrol. How far can it travel on 14 liters of petrol?

A. 213 km

B. 223 km

C. 203 km

D. 302 km

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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?

A. 220 km

B. 224 km

C. 230 km

D. 234 km

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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?

A. 1 hour

B. 2 hours

C. 3 hours

D. 4 hours

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