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Physics, 21.08.2020 07:01 carlosluiscontrerasp

in a 200 m swimming competition, a swimmer took 12.3s to complete the first lap,12.5 for the second lap,12.7 for the third lap and 12.6 for the fourth lap. Each lap is 50 m long. Find the average speed and average velocity of the swimmer

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in a 200 m swimming competition, a swimmer took 12.3s to complete the first lap,12.5 for the second...
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