document.write( "Question 544326: a train wheel with a diameter of 2 feet makes 10,000 revolutions per hour. At approximately what speed in miles per hour is the train traveling. \n" ); document.write( "
Algebra.Com's Answer #355197 by ankor@dixie-net.com(22740)\"\" \"About 
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a train wheel with a diameter of 2 feet makes 10,000 revolutions per hour.
\n" ); document.write( " At approximately what speed in miles per hour is the train traveling.
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\n" ); document.write( "Find how many feet the wheel travels in one hrs. Divide that by 5280
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\n" ); document.write( "\"%28%28pi%2A2%2A10000%29%29%2F5280\" = 11.9 mph
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