document.write( "Question 26526: A person has $1500.00 to invest for 1 year. He has a choice of a credit union account that pays 4.5% annual simple interest and a bank account that pays 4% interest compounded quarterly. Detemine which account would pay more interest and by how much? \n" ); document.write( "
Algebra.Com's Answer #14399 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Simple interest Formula: Interest=Prt=1500*0.045(1)=$67.50 \n" ); document.write( "Compound interest Formula: Interest =P((1+r/n)^(nt) -1} \n" ); document.write( "Interest=1500[(1+0.045/4)^4 -1] \n" ); document.write( "=1500[(1.01125)^4 - 1] \n" ); document.write( "=1500[0.045765...] \n" ); document.write( "=$68.65 \n" ); document.write( "68.65-67.50=$1.15 \n" ); document.write( "Compound interest is better by $1.15 the first year. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |