Mathematics, 18.11.2020 23:20, th483

In dry air at a temperature of 68 F, sound travels at the speed of 767 mph or 1125 ft/sec. How many seconds does it take sound to travel 1 miles (5280 ft) in air?

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In dry air at a temperature of 68 F, sound travels at the speed of 767 mph or 1125 ft/sec. How many...