Question
Sean and Nicole were in a roller skating race. Sean was travelling at a constant speed of 20 km/h and they both did not change their speed. When Nicole completed half of her race, Sean was 3.5 km ahead. Sean completed the race at 9.20 a.m. What time did Nicole complete the race?
3 m

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Sean and Nicole were in a roller skating race. Sean was travelling at a constant speed of 20 km/h and they both did not change their speed. When Nicole completed half of her race, Sean was 3.5 km ahead. Sean completed the race at 9.20 a.m. What time did Nicole complete the race?