Question
Glen and Tammy started driving at 11.37 a.m. from City J and headed towards City K which was 324 km away. Glen took 4 hours to complete his journey. Tammy's average speed was 9 km/h faster than Glen's. At what time did Tammy arrive at City K?
3 m

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Glen and Tammy started driving at 11.37 a.m. from City J and headed towards City K which was 324 km away. Glen took 4 hours to complete his journey. Tammy's average speed was 9 km/h faster than Glen's. At what time did Tammy arrive at City K?