Question
Charlie and Elyse were in a roller skating race. Charlie was travelling at a constant speed of 20 km/h and they both did not change their speed. When Elyse completed half of her race, Charlie was 3.5 km ahead. Charlie completed the race at 11.20 a.m. What time did Elyse complete the race?
3 m

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Charlie and Elyse were in a roller skating race. Charlie was travelling at a constant speed of 20 km/h and they both did not change their speed. When Elyse completed half of her race, Charlie was 3.5 km ahead. Charlie completed the race at 11.20 a.m. What time did Elyse complete the race?