Fig. 1.1 presents the distance-time graph for a student’s trip.
The student travels on foot from his home to a shop. He pauses at the shop. Then he walks to his friend’s house and remains there for 50 minutes. After that, he walks back to his home without stopping.
(a(i))[1]
Determine the distance from the student’s home to his friend’s house.
(a(ii))[1]
Calculate the distance from the shop to the friend’s house.
(b)[1]
Calculate the total length of time that the student spends walking.
(c)[4]
Calculate the average speed of the student as he walks back to his home.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$1400\text{ m}$” …