Mrs. Chen leaves home at 8:00 and drives at a speed of 50 km/h. After 0.5 h she reduces her speed to 40 km/h and continuous at this speed until 9:30. She stops from 9:30 until 10:00 and then returns home at a speed of 60 km/h. Use the graph to find the approximate time at which she arrives home.

Question

Mrs. Chen leaves home at 8:00 and drives at a  speed of 50 km/h. After 0.5 h she reduces her speed to 40 km/h and continuous at this speed until 9:30. She stops from 9:30 until 10:00 and then returns home at a speed of 60 km/h. Use the graph to find the approximate time at which she arrives home.

Hero · Answer

@zaya how far were you able to get with this one?