document.write( "Question 122726: how would this story problem work?\r
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document.write( "Char inherited $30,000 from her great uncle. She invested it in 2 different funds. One earns 5% adn the other earns 6%. If she earned $1600 last year, how much did she invest in each fund? \n" );
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Algebra.Com's Answer #90086 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Char inherited $30,000 from her great uncle. She invested it in 2 different funds. One earns 5% adn the other earns 6%. If she earned $1600 last year, how much did she invest in each fund? \n" ); document.write( "------------ \n" ); document.write( "Let amt. invested at 5% by \"x\"; interest on this is 0.05x dollars \n" ); document.write( "-------------- \n" ); document.write( "Amt. invested at 6% is \"30,000-x\" ; int is 0.06(30000-x)=1800-0.06x dollars \n" ); document.write( "--------------------- \n" ); document.write( "EQUATION: \n" ); document.write( "interest + interest = 1600 dollars \n" ); document.write( "0.05x + 1800-0.06x = 1600 \n" ); document.write( "-0.01x = -200 \n" ); document.write( "x = $20,000 (amt. invested at 5%) \n" ); document.write( "------------ \n" ); document.write( "30,000-x = $10,000 (amt. invested at 6%) \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |