Answer:
27607.36 meters per hour
Explanation:
400/52.16 = 7.66871165644
7.66871165644 meters per second
7.66871165644 Ă— 60 = 460.122699386 meters per minute
460.122699386 * 60 = 27607.3619632 meters per hour
27607.3619632 meters per hour
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