Question
Harry and Mary were in a roller skating race. Harry was travelling at a constant speed of 19 km/h and they both did not change their speed. When Mary completed half of her race, Harry was 3.8 km ahead. Harry completed the race at 10.20 a.m. What time did Mary complete the race?
3 m

Click button first when a symbol is required. X

Harry and Mary were in a roller skating race. Harry was travelling at a constant speed of 19 km/h and they both did not change their speed. When Mary completed half of her race, Harry was 3.8 km ahead. Harry completed the race at 10.20 a.m. What time did Mary complete the race?