document.write( "Question 816923: Mike deposited $500 for 9months at 8%. Compounded quarterly\r
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document.write( "A) How many times was interest added to Mike's account?\r
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document.write( "B) What percent intrest was added each time?\r
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document.write( "C) What was the balance in Mike's account at the end of one year? \n" );
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Algebra.Com's Answer #491782 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Mike deposited $500 for 9months at 8%. Compounded quarterly \n" ); document.write( "A(t) = P(1+(r/n))^(nt) \n" ); document.write( "------------------------------------- \n" ); document.write( "A(3/4) = 500(1+(0.08/4))^(4*(3/4)) \n" ); document.write( "------ \n" ); document.write( "A) How many times was interest added to Mike's account? \n" ); document.write( "Ans: 4*(3/4) = 3 \n" ); document.write( "--------------------------- \n" ); document.write( "B) What percent intrest was added each time? \n" ); document.write( "Ans: 0.08/4 = 0.02 = 2% \n" ); document.write( "----------------------------------- \n" ); document.write( "C) What was the balance in Mike's account at the end of one year? \n" ); document.write( "A(1) = 500(1+(0.08/4))^(4*1) \n" ); document.write( "A(1) = 500(1.02)^4 \n" ); document.write( "A(1) = $541.22 \n" ); document.write( "============================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============================ \n" ); document.write( " \n" ); document.write( " |