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2.
Here is part of a travel graph of Siân’s journey from her house to the
shops and back.
20
Click for
answer
18
16
Distance
14
in km
from
12
Siân’s
house
10
8
6
4
2
5
10
15
20
25
30 35
40 45 50
55
60
65 70
75 80
Time in minutes
(a)
Work out Siân’s speed for the first 30 minutes of her journey.
Give your answer in km/h.
40 Km/Hr
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answers
20
18
16
Distance
14
in km
from
12
Siân’s
house
10
8
6
4
2
5
10
15
20
25
30 35
40 45 50
55
60
65 70
75 80
Time in minutes
Siân spends 15 minutes at the shops.
She then travels back to her house at 60 km/h.
(b) Copy and complete the travel graph.
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