Physics, asked by REDMI6z712345, 3 days ago

An athlete runs first 1/3rd part of a race at 9m/s , second
1/3rd at 6m/s and last 1/3rd at 12m/s. Find his average
speed. guys pls show step by step class9

Answers

Answered by sreeh123flyback

0

Explanation:

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