Question
Glen and Hilda were in a roller skating race. Glen was travelling at a constant speed of 18 km/h and they both did not change their speed. When Hilda completed half of her race, Glen was 3.6 km ahead. Glen completed the race at 11.20 a.m. What time did Hilda complete the race?
3 m

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Glen and Hilda were in a roller skating race. Glen was travelling at a constant speed of 18 km/h and they both did not change their speed. When Hilda completed half of her race, Glen was 3.6 km ahead. Glen completed the race at 11.20 a.m. What time did Hilda complete the race?