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Mathematics, 27.09.2021 09:20 ecletcicbeauty946
Sound travels 750 miles per hour. If you stand in a canyon and sound a horn, you will
hear an echo. If it takes 4 seconds to hear the echo, how far is the canyon wall from
you in feet?
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Answers: 2
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Sound travels 750 miles per hour. If you stand in a canyon and sound a horn, you will
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