Question
Ian and Zoe started driving at 11.39 a.m. from City T and headed towards City U which was 312 km away. Ian took 4 hours to complete his journey. Zoe's average speed was 2 km/h faster than Ian's. At what time did Zoe arrive at City U?
3 m

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Ian and Zoe started driving at 11.39 a.m. from City T and headed towards City U which was 312 km away. Ian took 4 hours to complete his journey. Zoe's average speed was 2 km/h faster than Ian's. At what time did Zoe arrive at City U?