document.write( "Question 178837: If bonnie invests $24,000 at 3% interest per year, how much additional money must she recieve at 7% annual interest to ensure that the interest she receives each year is \"6 and 1/4%\" of the total amount invested? \n" ); document.write( "
Algebra.Com's Answer #133855 by Mathtut(3670)\"\" \"About 
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lets call the amount invested at 7% x , which means the total amount invested is 24000+x
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\n" ); document.write( ".03(24000)+.07x=.0625(24000+x)
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\n" ); document.write( "720+.07x=1500+.0625x
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\n" ); document.write( ".0075x=780
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\n" ); document.write( "$\"highlight%28x=104000%29\"invested at 7%
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