document.write( "Question 240043: you have a newspaper ad 5cm x 12cm costing $1500.00
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document.write( "if you double the length how much will the ad cost?\r
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document.write( "i doubled the space of the ad which would cost $3000.00
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document.write( "then i doubled the length and came up with $2250.00 \n" );
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Algebra.Com's Answer #175993 by stanbon(75887) ![]() You can put this solution on YOUR website! you have a newspaper add 5cm x 12cm costing $1500.00 \n" ); document.write( "if you double the length how much will the add cost? \n" ); document.write( "i doubled the space of the ad which would cost $3000.00 \n" ); document.write( "then i doubled the length and came up with $2250.00 \n" ); document.write( "------------------------------- \n" ); document.write( "If you double the length you will double the area of the add, \n" ); document.write( "so $3000 seems like a reasonable cost. \n" ); document.write( "-------- \n" ); document.write( "If you ALSO double the length you will multiply the area by 4. \n" ); document.write( "So the cost should be 1500*4 = $6000 \n" ); document.write( "================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |