Question

5
A cyclist takes a ride lasting 250 s.
The graph shows how the distance from the starting position varies with time.
300-
distance / m
200
100-
0-
0
T
50
100
150 200 250
timels
What is his average speed for the whole journey?
D
2.0 m/s
6
A 1.0 m/s
B 1.2 m/s с 1.5m/s
An engine pulls a truck at constant speed on a level track
BI
86°F
O

Answer 1

Answer:

sorry I don't know

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