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A boy goes from his home to the park 500...

A boy goes from his home to the park 500 m away in 5 minutes and comes back in 7 minutes. Their average move :
एक लड़का अपने घर से पार्क तक 500m दूर 5 मिनट में जाता है और 7 मिनट में वापिस आ जाता है | उनकी औसत चाल है :

A

1

B

12

C

2.5

D

5

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  13. A train takes 1 minute to cross a stationary pole. How long (in second...

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  14. The average speed of a car is 600 m / min. How much slower does the ca...

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  15. A car can cover a distance of 18 km in 24 minutes. The speed of a bus ...

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  16. A train crosses a stationary pole in 3 minutes. it crosses the 600 met...

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  17. A person travels from A to B with a speed of 30 km /h. He returns from...

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  18. The speed of a car is 36 km/h. How much time (in minutes) will a bus t...

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  19. A train, 700 m long crosses a pole in 35 seconds. How much time does i...

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