document.write( "Question 948501: Doug will make two $8000 investments. If one account yields 11%, what should the interest rate be on the other account to make a yearly total of $1720 in interest? \n" ); document.write( "
Algebra.Com's Answer #578960 by macston(5194)![]() ![]() You can put this solution on YOUR website! I=Interest on second account \n" ); document.write( "Subtract interest paid at 11% from total interest to get interest on second account only. Divide this by second account amount and multiply by 100% to get percent interest. \n" ); document.write( "(($1720-($8000*.11))/$8000)(100%)=I \n" ); document.write( "(($1720-$880)/$8000)(100%)=I \n" ); document.write( "($840/$8000)(100%)=I \n" ); document.write( "(0.105)(100%)=I \n" ); document.write( "10.5%=I \n" ); document.write( "ANSWER: The interest rate on the second account should be 10.5% to achieve a total return of $1720 on the investments. \n" ); document.write( " \n" ); document.write( " |