document.write( "Question 4106: 3 apples cost as much as 4 pears, 3 pears cost as much as 2 oranges.\r
\n" ); document.write( "\n" ); document.write( "How many apples cost the same as 72 oranges
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Algebra.Com's Answer #1810 by Earlsdon(6294)\"\" \"About 
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Let A = cost of 1 apple.
\n" ); document.write( "Let P = cost of 1 pear.
\n" ); document.write( "Let (Or) = cost of 1 orange.\r
\n" ); document.write( "\n" ); document.write( "(1) 3A = 4P So, P = (3/4)A Substitute into (2) below.
\n" ); document.write( "(2) 3P = 2(Or) \r
\n" ); document.write( "\n" ); document.write( " (2a) 3(3/4)A = 2(Or) Divide both sides by 2.
\n" ); document.write( " (Or) = (9/8)A Multiply both sides by 72.
\n" ); document.write( " 72(Or) = 72(9/8)A
\n" ); document.write( " 72(Or) = 81A\r
\n" ); document.write( "\n" ); document.write( "So, 81 Apples cost the same as 72 Oranges.
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