Use this formula: mph x 0.447 = meters per second
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You are running 23.31 miles per hour.
A 10.49-second 100-meter dash equates to an average speed of 21.32 miles per hour.
First, convert the hours to seconds:10 miles/hour x 1 hour/3600 seconds = .002777 miles/secondNext, convert the miles to feet:.002777 miles/second x 5280 feet/mile = 14.67 feet/second
89.51
(200 meters / 19.3 seconds) x (3,600 seconds/hour) / (1,609.344 meters/mile) = 23.18 mph (rounded)