Question
Ryan and Yen were in a roller skating race. Ryan was travelling at a constant speed of 24 km/h and they both did not change their speed. When Yen completed half of her race, Ryan was 3.6 km ahead. Ryan completed the race at 9.15 a.m. What time did Yen complete the race?
3 m

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Ryan and Yen were in a roller skating race. Ryan was travelling at a constant speed of 24 km/h and they both did not change their speed. When Yen completed half of her race, Ryan was 3.6 km ahead. Ryan completed the race at 9.15 a.m. What time did Yen complete the race?