document.write( "Question 894701: To replace some damaged ductwork, 20 linear feet of 8 in x 16 in duct is needed. The cost is $13 per 4 linear feet. What is the cost of replacement? \n" ); document.write( "
Algebra.Com's Answer #542236 by stanbon(75887)\"\" \"About 
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To replace some damaged ductwork, 20 linear feet of 8 in x 16 in duct is needed. The cost is $13 per 4 linear feet. What is the cost of replacement?
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\n" ); document.write( "20 linear ft/4linear ft = 5
\n" ); document.write( "5* $13 = $52
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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