Question
Albert and Risa started driving at 10.39 a.m. from City J and headed towards City K which was 345 km away. Albert took 5 hours to complete his journey. Risa's average speed was 6 km/h faster than Albert's. At what time did Risa arrive at City K?
3 m

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Albert and Risa started driving at 10.39 a.m. from City J and headed towards City K which was 345 km away. Albert took 5 hours to complete his journey. Risa's average speed was 6 km/h faster than Albert's. At what time did Risa arrive at City K?