Question
Ken and Ivory started driving at 10.30 a.m. from City A and headed towards City B which was 304 km away. Ken took 4 hours to complete his journey. Ivory's average speed was 4 km/h faster than Ken's. At what time did Ivory arrive at City B?
3 m

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Ken and Ivory started driving at 10.30 a.m. from City A and headed towards City B which was 304 km away. Ken took 4 hours to complete his journey. Ivory's average speed was 4 km/h faster than Ken's. At what time did Ivory arrive at City B?