document.write( "Question 617594: over a period of 3 and 1/2 years 11/20inch of tire wear off.what is the average wear per year \n" ); document.write( "
Algebra.Com's Answer #388417 by Alan3354(69443)\"\" \"About 
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over a period of 3 and 1/2 years 11/20inch of tire wear off.what is the average wear per year
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\n" ); document.write( "(11/20)/3.5 = 0.55/3.5
\n" ); document.write( "=~ 0.15714 in/yr
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