SOLUTION: A runner covers 55 yards in 5.5 sec. Find the runner's average speed in miles per hour

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Question 988451: A runner covers 55 yards in 5.5 sec. Find the runner's average speed in miles per hour
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
[ yds/sec ] x [ ft/yd ] x [ mi/ft ] x [ sec/min ] x [ min/hr ]
+%28+55%2F5.5+%29%2A%28+3%2F1+%29%2A%28+1%2F5280+%29%2A%28+60%2F1+%29%2A%28+60%2F1+%29+
+10%2A3%2A%28+1%2F5280+%29%2A3600+
+30%2A.0001894%2A36000+
+20.4552+ mi/hr