document.write( "Question 1102060: Jess pays $2510 per quarter over 3 years on a flat rate loan of $24000.\r
\n" ); document.write( "\n" ); document.write( "a)Calculate the total interest paid.
\n" ); document.write( "b)Calculate the annual interest rate.
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flat rate loan is 24000.
\n" ); document.write( "jesse pays 2510 per quarter over 3 years.
\n" ); document.write( "her total payments are 2510 * 4 * 3 = 30120
\n" ); document.write( "her interest paid is 30120 - 24000 = 6120
\n" ); document.write( "her flat rate interest rate is 6120/3/24000 = .085 = 8.5% per year.\r
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\n" ); document.write( "\n" ); document.write( "24000 * .085 * 3 = total interest of 6120.
\n" ); document.write( "total payment due by the end of the loan is 24000 + 6120 = 30120
\n" ); document.write( "this is divided into 12 equal payments of 2510 each quarter.\r
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\n" ); document.write( "\n" ); document.write( "the flat rate loan is the same as the simple interest type loan.\r
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\n" ); document.write( "\n" ); document.write( "the formula is i = p * r * n\r
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\n" ); document.write( "\n" ); document.write( "p is the principal
\n" ); document.write( "r is the interest rate per time period
\n" ); document.write( "n is the number of time periods.\r
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\n" ); document.write( "\n" ); document.write( "in your problem.\r
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\n" ); document.write( "\n" ); document.write( "p = 24000
\n" ); document.write( "r = .085 / 4 = .02125 per quarter.
\n" ); document.write( "n = 3 * 4 = 12 quarters.\r
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\n" ); document.write( "\n" ); document.write( "i = p * r * n becomes i = 24000 * .02125 * 12 = 6120\r
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\n" ); document.write( "\n" ); document.write( "that's the total interest due on a principal of 24000.\r
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\n" ); document.write( "\n" ); document.write( "add that to the principal and the total amount due by the end of the loan is 24000 + 6120 = 30120.\r
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