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A person fires a gun standing at a distance of 55 m from a wall. If the speed of sound is 330 ms-1, find the time for an echo to be heard.
pls tell the answer it is urgent

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rnrai80

Answer:

557$-$-%-%-*$7-3*$*2*2663*363737

Answer:divide 55 and 330 to find the answer.

Explanation:

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