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D) A person swims 100 m in the first40 s, 80 m in the next 40 s and 45 min the last 20 s. What is the averagespeed?(Ans: 2.25 m/s2)please solve the question not ealse then i will report u |
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Answer» USE this formula (100+80+45)m (40+40+20)s^2 =225 100 =2.25m/s^2 Explanation: please mark as BRAINLIEST |
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