Question
Perry and Hilda were in a roller skating race. Perry was travelling at a constant speed of 20 km/h and they both did not change their speed. When Hilda completed half of her race, Perry was 2.5 km ahead. Perry completed the race at 9.05 a.m. What time did Hilda complete the race?
3 m

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Perry and Hilda were in a roller skating race. Perry was travelling at a constant speed of 20 km/h and they both did not change their speed. When Hilda completed half of her race, Perry was 2.5 km ahead. Perry completed the race at 9.05 a.m. What time did Hilda complete the race?