Question
Glen drove at an average speed of 85 km/h for 48 minutes. He then reduced his average speed by 9 km/h and drove a further 30 minutes before he reached his house. Find the total distance covered by Glen.
3 m

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Glen drove at an average speed of 85 km/h for 48 minutes. He then reduced his average speed by 9 km/h and drove a further 30 minutes before he reached his house. Find the total distance covered by Glen.