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An athlete crosses a distance of 900 m i...

An athlete crosses a distance of 900 m in 10 minutes. What is his speed in km per hour?
एक एथलीट 900 मीटर की दूरी 10 मिनट में तय करता है। किमी/घंटा में उसकी चाल कितनी है?

A

a) 5.4 km/h

B

b) 3.6 km/h

C

c) 4.8 km/h

D

d) 6.9 km/h

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