Question
Pierre and Nicole started driving at 10.47 a.m. from City X and headed towards City Y which was 252 km away. Pierre took 4 hours to complete his journey. Nicole's average speed was 9 km/h faster than Pierre's. At what time did Nicole arrive at City Y?
3 m

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Pierre and Nicole started driving at 10.47 a.m. from City X and headed towards City Y which was 252 km away. Pierre took 4 hours to complete his journey. Nicole's average speed was 9 km/h faster than Pierre's. At what time did Nicole arrive at City Y?