document.write( "Question 768240: Pete figures he'll need a new car in about 5 years. He believes he'll need about $15,000 and plans on depositing his money into an account with a 12% interest rate compounded semiannually. How much does Pete need to deposit? \n" ); document.write( "
Algebra.Com's Answer #468167 by lwsshak3(11628) ![]() You can put this solution on YOUR website! Pete figures he'll need a new car in about 5 years. He believes he'll need about $15,000 and plans on depositing his money into an account with a 12% interest rate compounded semiannually. How much does Pete need to deposit? \n" ); document.write( "*** \n" ); document.write( "Compound Interest Formula: A=P(1+i)^n, P=initial investment, i=interest rate per compounding period, \n" ); document.write( "n=number of compounding periods, A=amount after n-periods. \n" ); document.write( "For given problem: \n" ); document.write( "P=? \n" ); document.write( "i=.12/2=.06 \n" ); document.write( "n=5*2=10 \n" ); document.write( "A=$15000 \n" ); document.write( ".. \n" ); document.write( "15000=P(1+.06)^10 \n" ); document.write( "15000=P(1.06)^10 \n" ); document.write( "P=15000/(1.06)^10 \n" ); document.write( "P=8375.92 \n" ); document.write( "How much does Pete need to deposit? $8376 \n" ); document.write( " |