Question
Luis and Emily were in a roller skating race. Luis was travelling at a constant speed of 18 km/h and they both did not change their speed. When Emily completed half of her race, Luis was 3.6 km ahead. Luis completed the race at 9.15 a.m. What time did Emily complete the race?
3 m

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Luis and Emily were in a roller skating race. Luis was travelling at a constant speed of 18 km/h and they both did not change their speed. When Emily completed half of her race, Luis was 3.6 km ahead. Luis completed the race at 9.15 a.m. What time did Emily complete the race?