Question
Pierre and Emily started driving at 10.41 a.m. from City N and headed towards City P which was 280 km away. Pierre took 4 hours to complete his journey. Emily's average speed was 10 km/h faster than Pierre's. At what time did Emily arrive at City P?
3 m

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Pierre and Emily started driving at 10.41 a.m. from City N and headed towards City P which was 280 km away. Pierre took 4 hours to complete his journey. Emily's average speed was 10 km/h faster than Pierre's. At what time did Emily arrive at City P?