document.write( "Question 165998This question is from textbook
\n" ); document.write( ": Elementary and Intermediate Algebra, 3eElementary and Intermediate Algebra, 3e ISBN: 9780073533490 Author: Mark Dugopolski Citation Generator
\n" ); document.write( "copyright © 2009 The McGraw-Hill Companies \r
\n" ); document.write( "\n" ); document.write( "Page 251 number 25\r
\n" ); document.write( "\n" ); document.write( "Solve each problem
\n" ); document.write( "The price P for a watermelon varies directly with its weight w
\n" ); document.write( "A. Write a formula for this variation
\n" ); document.write( "B. If the price of a 30-pound watermelon is $4.20, then what is the price of a 20-pound watermelon.
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Algebra.Com's Answer #122340 by checkley77(12844)\"\" \"About 
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30/4.20=20/x
\n" ); document.write( "30x=20*4.20
\n" ); document.write( "30x=84
\n" ); document.write( "x=84/30
\n" ); document.write( "x=$2.80 for the 20 lb melon.
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