Question
Mary and Harry drove off together from Building D to Building E at average speeds of 81 km/h and 69 km/h respectively. How far apart would they be after 11 hours 40 minutes?
3 m

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Mary and Harry drove off together from Building D to Building E at average speeds of 81 km/h and 69 km/h respectively. How far apart would they be after 11 hours 40 minutes?