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

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

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

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

4) How far did run Michael after 10 seconds? (give your answer to the nearest 5m)

5) What was Lashawn's speed 17 seconds into the race? (give your answer to 1 decimal place)

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2) The two runners are level after 16 seconds.

3) Michael won the race by 7 seconds.

4) 80 metres

5) 4.8 m/s

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# Answers

1) 400m in 50 seconds => average speed of 8 m/s2) The two runners are level after 16 seconds.

3) Michael won the race by 7 seconds.

4) 80 metres

5) 4.8 m/s

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