Shyam drives his car 30 km at a speed of 45...

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Shyam drives his car 30 km at a speed of 45 km/h and, for the next 1 h 20 m, he drives it at a speed of 51 km/h. Find his average speed (in km/h) for the entire journey.

A. 49

B. 48

C. 48.5

D. 47

Answer: Option A

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