Question
Billy and Fanny started driving at 10.44 a.m. from City G and headed towards City H which was 280 km away. Billy took 4 hours to complete his journey. Fanny's average speed was 10 km/h faster than Billy's. At what time did Fanny arrive at City H?
3 m

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Billy and Fanny started driving at 10.44 a.m. from City G and headed towards City H which was 280 km away. Billy took 4 hours to complete his journey. Fanny's average speed was 10 km/h faster than Billy's. At what time did Fanny arrive at City H?