document.write( "Question 205983: i am on a train going north at 5 miles per hour and i start walking south at 2 miles an hour how fast am i moving ? \n" ); document.write( "
Algebra.Com's Answer #155560 by Alan3354(69443)\"\" \"About 
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i am on a train going north at 5 miles per hour and i start walking south at 2 miles an hour how fast am i moving ?
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\n" ); document.write( "You have to specify \"moving with respect to what?\"
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\n" ); document.write( "You're moving 2 mph with respect to the train, and 3 mph wrt the earth, 67,500 mph wrt the sun, and ~186,000 miles per second wrt to light.
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