Fig. 1.1 presents the engineer’s journey on a distance-time graph. She drives directly from her home to her office and leaves the car there. After that, she drives from her office to her friend’s house and parks the car there.
(a(i))[1]
Determine the distance from the engineer’s home to her office.
(a(ii))[1]
Determine the distance from the engineer’s office to her friend’s house.
(b(i))[1]
Determine the time needed to travel from the engineer’s home to her office.
(b(ii))[1]
Determine the time needed to travel from the engineer’s office to her friend’s house.
(c)[3]
Calculate the speed of the car from time = 7 h to time = 10 h.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “60 km altogether” …