Question
Ken and Marion started driving at 11.44 a.m. from City Q and headed towards City R which was 252 km away. Ken took 4 hours to complete his journey. Marion's average speed was 7 km/h faster than Ken's. At what time did Marion arrive at City R?
3 m

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Ken and Marion started driving at 11.44 a.m. from City Q and headed towards City R which was 252 km away. Ken took 4 hours to complete his journey. Marion's average speed was 7 km/h faster than Ken's. At what time did Marion arrive at City R?