Question
Japheth and Xuan were in a roller skating race. Japheth was travelling at a constant speed of 19 km/h and they both did not change their speed. When Xuan completed half of her race, Japheth was 3.8 km ahead. Japheth completed the race at 9.05 a.m. What time did Xuan complete the race?
3 m

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Japheth and Xuan were in a roller skating race. Japheth was travelling at a constant speed of 19 km/h and they both did not change their speed. When Xuan completed half of her race, Japheth was 3.8 km ahead. Japheth completed the race at 9.05 a.m. What time did Xuan complete the race?