Question
Billy and Esther were in a roller skating race. Billy was travelling at a constant speed of 18 km/h and they both did not change their speed. When Esther completed half of her race, Billy was 2.7 km ahead. Billy completed the race at 9.10 a.m. What time did Esther complete the race?
3 m

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Billy and Esther were in a roller skating race. Billy was travelling at a constant speed of 18 km/h and they both did not change their speed. When Esther completed half of her race, Billy was 2.7 km ahead. Billy completed the race at 9.10 a.m. What time did Esther complete the race?