document.write( "Question 198138:  respected sir,\r
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document.write( "1] A store’s selling price of $2,240 for a certain computer would yield a profit of 40 percent of the store’s cost for the computer. What selling price would yield a profit of 50 percent of the computer’s cost?\r
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document.write( "plz solve my math sum...\r
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document.write( "thank u . \n" );
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| Algebra.Com's Answer #148598 by RAY100(1637)      You can put this solution on YOUR website! Let x = cost \n" ); document.write( ". \n" ); document.write( "1.4 * x = $ 2240 \n" ); document.write( ". \n" ); document.write( "x= $ 1600 \n" ); document.write( ". \n" ); document.write( "1.5 * x = 1.5 * 1600 = $ 2400 \n" ); document.write( ". \n" ); document.write( "check \n" ); document.write( ". \n" ); document.write( "40 % of 1600 is ,,,, (.4) *1600 = 640 \n" ); document.write( "640 + 1600 = $ 2240,,,,,ok \n" ); document.write( ", \n" ); document.write( "50 % of 1600 = 800 \n" ); document.write( "800 + 1600 = $ 2400,,,,ok \n" ); document.write( " |