21-02-2017
Mathematics

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jane runs 200 meters in 21.4 seconds. work out James average speed in meters per seconds. give your answer correct in 1 decimal place

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21-02-2017

First, you divide 200 and 21.4 (429.90654)
then, you round off to the nearest tenth which makes the answer 429.9 or 430 meters per second

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