Question
Justin and Diana started driving at 10.47 a.m. from City G and headed towards City H which was 330 km away. Justin took 5 hours to complete his journey. Diana's average speed was 9 km/h faster than Justin's. At what time did Diana arrive at City H?
3 m

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Justin and Diana started driving at 10.47 a.m. from City G and headed towards City H which was 330 km away. Justin took 5 hours to complete his journey. Diana's average speed was 9 km/h faster than Justin's. At what time did Diana arrive at City H?