Question
Seth and Wendy were in a roller skating race. Seth was travelling at a constant speed of 20 km/h and they both did not change their speed. When Wendy completed half of her race, Seth was 3.5 km ahead. Seth completed the race at 9.40 a.m. What time did Wendy complete the race?
3 m

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Seth and Wendy were in a roller skating race. Seth was travelling at a constant speed of 20 km/h and they both did not change their speed. When Wendy completed half of her race, Seth was 3.5 km ahead. Seth completed the race at 9.40 a.m. What time did Wendy complete the race?