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

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

2) After how many seconds into the race are Kirani and Jeremy level.

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

4) How far did run Kirani after 35 seconds? (give your answer to the nearest 5m)

5) What was Jeremy's speed 25 seconds into the race? (give your answer to 1 decimal place)

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2) The two runners are level after 23 seconds.

3) Jeremy won the race by 4 seconds.

4) 255 metres

5) 2.2 m/s

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# Answers

1) 400m in 55 seconds => average speed of 7.27 m/s2) The two runners are level after 23 seconds.

3) Jeremy won the race by 4 seconds.

4) 255 metres

5) 2.2 m/s

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