Question
David and Hilda started driving at 10.48 a.m. from City A and headed towards City B which was 252 km away. David took 4 hours to complete his journey. Hilda's average speed was 9 km/h faster than David's. At what time did Hilda arrive at City B?
3 m

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David and Hilda started driving at 10.48 a.m. from City A and headed towards City B which was 252 km away. David took 4 hours to complete his journey. Hilda's average speed was 9 km/h faster than David's. At what time did Hilda arrive at City B?