Question
Ian and Gwen were in a roller skating race. Ian was travelling at a constant speed of 18 km/h and they both did not change their speed. When Gwen completed half of her race, Ian was 3.6 km ahead. Ian completed the race at 10.25 a.m. What time did Gwen complete the race?
3 m

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Ian and Gwen were in a roller skating race. Ian was travelling at a constant speed of 18 km/h and they both did not change their speed. When Gwen completed half of her race, Ian was 3.6 km ahead. Ian completed the race at 10.25 a.m. What time did Gwen complete the race?