Question
Simon and Diana started driving at 9.43 a.m. from City R and headed towards City S which was 315 km away. Simon took 5 hours to complete his journey. Diana's average speed was 7 km/h faster than Simon's. At what time did Diana arrive at City S?
3 m

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Simon and Diana started driving at 9.43 a.m. from City R and headed towards City S which was 315 km away. Simon took 5 hours to complete his journey. Diana's average speed was 7 km/h faster than Simon's. At what time did Diana arrive at City S?