Question
Dylan and Gillian were in a roller skating race. Dylan was travelling at a constant speed of 25 km/h and they both did not change their speed. When Gillian completed half of her race, Dylan was 2.5 km ahead. Dylan completed the race at 11.30 a.m. What time did Gillian complete the race?
3 m

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Dylan and Gillian were in a roller skating race. Dylan was travelling at a constant speed of 25 km/h and they both did not change their speed. When Gillian completed half of her race, Dylan was 2.5 km ahead. Dylan completed the race at 11.30 a.m. What time did Gillian complete the race?