What was her average speed for that half-lap

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Reference no: EM13284106

A runner covers one lap of a circular track 40.0m in diameter in 63.5s

a) average speed for that lap?

b) average velocity for that lap?

c) If she covered the first half-lap in 28.6s , what was her average speed for that half-lap?

Reference no: EM13284106

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