year 8 maths

5I
Distance–time graphs
325
11 This distance–time graph shows Deanna’s bike journey
from home one morning. Choose true or false for
each of these statements and give a reason for your
answer.
a Deanna was the same distance from home at B
and F .
b Deanna was not cycling at B .
c Deanna was cycling faster at A than she was at D .
d Deanna was facing the same direction at C and F .
e Deanna was cycling faster at F than she was at A .
f Deanna was further from home at F than at D .
g Deanna had ridden further at F than at D .
Distance from home
A
D
B
C
Time
E
F
12 Match each distance–time graph with the student below who correctly walked the journey shown
by that graph. Explain the reasons for your choice.
Journey A
Journey B
Distance from front
of room
Distance from front
of room
Time
Journey C
Time
Journey D
Distance from front
of room
Distance from front
of room
Time
Time
Adam: Walks from the front, stops, a fast walk, stops, slow walk to the back, stops, and walks to
the front.
Max: Walks from the back, stops, walks to the front, stops, walks to the back.
Ruby: Walks from the back, stops halfway, turns, walks to the back, stops, walks to the front.
Conner: Fast walk from front to back, stops, walks towards the front, stops, walks to the back,
stops, slower walk to the front.
Isla: Walks from the front, stops, walks to the back, stops, walks at a fast pace to the front.
Cambridge Maths NSW
Stage 4 Year 8 Second edition
ISBN 978-1-108-46627-1 © Palmer et al. 2018
Cambridge University Press
Photocopying is restricted under law and this material must not be transferred to another party.