The following graph describes the motion a girl going to meet her friend who stays 50 m away from her house.
- How much time will she take to reach her friend’s house?
- What is the distance travelled by the girl during the time interval 0 to 12 min?
- During which time interval she is moving towards her house?
- For how many minutes she was at rest, during the entire journey?
- Calculate the speed by which she returned home.