Question
Luis drove at an average speed of 80 km/h for 54 minutes. He then reduced his average speed by 8 km/h and drove a further 35 minutes before he reached his house. Find the total distance covered by Luis.
3 m

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Luis drove at an average speed of 80 km/h for 54 minutes. He then reduced his average speed by 8 km/h and drove a further 35 minutes before he reached his house. Find the total distance covered by Luis.