Question
Dylan and Yen started driving at 11.25 a.m. from City M and headed towards City N which was 312 km away. Dylan took 4 hours to complete his journey. Yen's average speed was 2 km/h faster than Dylan's. At what time did Yen arrive at City N?
3 m

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Dylan and Yen started driving at 11.25 a.m. from City M and headed towards City N which was 312 km away. Dylan took 4 hours to complete his journey. Yen's average speed was 2 km/h faster than Dylan's. At what time did Yen arrive at City N?