The graph above shows two athletes Fred and Michael competing in a 400 metre race.Name: Date:

1) Fred runs at a constant speed. Calculate his average speed correct to 2 decimal places.

2) After how many seconds into the race are Fred and Michael level.

3) Who won the race and by how many seconds?

4) How far did run Fred after 30 seconds? (give your answer to the nearest 5m)

5) What was Michael's speed 20 seconds into the race? (give your answer to 1 decimal place)

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2) The two runners are level after 17 seconds.

3) Fred won the race by 5 seconds.

4) 255 metres

5) 6.1 m/s

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# Answers

1) 400m in 47 seconds => average speed of 8.51 m/s2) The two runners are level after 17 seconds.

3) Fred won the race by 5 seconds.

4) 255 metres

5) 6.1 m/s

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