document.write( "Question 1103832: Charlie invested his savings in two investment funds. The
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document.write( "$4000
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document.write( " that he invested in Fund A returned a
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document.write( "2%
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document.write( " profit. The amount that he invested in Fund B returned a
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document.write( "5%
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document.write( " profit. How much did he invest in Fund B, if both funds together returned a
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document.write( "3%
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document.write( " profit? \n" );
document.write( "
Algebra.Com's Answer #718563 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! We have 4000 dollars of 2% investment. \n" ); document.write( "Using the method of alligation.\r \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "2 2 4000 dollars of 2% investment\r\n" ); document.write( " 3 6000 dollars of 3% investment\r\n" ); document.write( "5 1 1/2*4000=2000 dollars of 5% investment\r\n" ); document.write( " 3\r\n" ); document.write( " \n" ); document.write( "1= 3 - 2 \n" ); document.write( "2= 5 - 3 \n" ); document.write( "2000= 4000/(2/1) dollars of 5% investment to add to your 4000 dollars of 2% investment. \n" ); document.write( "6000= (4000+2000) dollars of the final 3% investment. \n" ); document.write( "check \n" ); document.write( "0.05 * 2000 + 0.02 * 4000 = 0.03*(4000+2000) \n" ); document.write( "100.0 + 80.0 = 0.03*(6000) \n" ); document.write( "180.0 = 180.0 \n" ); document.write( "ok \n" ); document.write( " |