document.write( "Question 40348: one thousand dollars in a savings account pays 7% interest per year. The interest earned after the first year is added to the account. How much interest is earned on the new principle the following year?\r
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Algebra.Com's Answer #25836 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! I = PRT \n" ); document.write( "I = 1000*0.07*1 = 70 \n" ); document.write( "now ... \n" ); document.write( "I = PRT = 1070*0.07*1 = 74.9 \n" ); document.write( "or \n" ); document.write( "P(a) = a(1 + r)^t = 1000(1.07)^2 = 1144.9 \n" ); document.write( "Throughout the time, the total interest is $144.9 \n" ); document.write( " |