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20 feet=13 seconds. How many feet is it per hour?

 Feb 16, 2015

Best Answer 

 #1
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20 ft/ 13 sec = x ft / 3600 sec       cross-multiply

(3600 * 20)/ 13 =  about 5538.46 ft per hr   (a little more than 1 mile per hr)

 

 Feb 17, 2015
 #1
avatar+130514 
+5
Best Answer

20 ft/ 13 sec = x ft / 3600 sec       cross-multiply

(3600 * 20)/ 13 =  about 5538.46 ft per hr   (a little more than 1 mile per hr)

 

CPhill Feb 17, 2015

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