ShaddowHusky ShaddowHusky

15-01-2023
Mathematics

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Sara is competing in a 200 m race. She runs at a constant speed of 4.6 m/s for the first 50 m, then 4.2 m/s for 10 seconds. The remainder of the race takes her 23 seconds to complete. What is Sara's average speed for the entire race to 1 dp?

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