Math Problem Statement
Use
PMT equals StartFraction Upper P left parenthesis StartFraction r Over n EndFraction right parenthesis Over left bracket 1 minus left parenthesis 1 plus StartFraction r Over n EndFraction right parenthesis Superscript negative nt right bracket EndFractionPMT=Prn1−1+rn−nt
to determine the regular payment amount, rounded to the nearest dollar. The price of a small cabin is
$85 comma 00085,000.
The bank requires a 5% down payment. The buyer is offered two mortgage options: 20-year fixed at
88%
or 30-year fixed at
88%.
Calculate the amount of interest paid for each option. How much does the buyer save in interest with the 20-year option?
Question content area bottom
Part 1
Find the monthly payment for the 20-year option.
$675675
(Round to the nearest dollar as needed.)
Part 2
Find the monthly payment for the 30-year option.
$enter your response here
(Round to the nearest dollar as needed.)
Solution
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Math Problem Analysis
Mathematical Concepts
Loan Amortization
Interest Calculation
Algebra
Formulas
PMT = P(r/n) / [1 - (1 + r/n)^(-nt)]
Total Interest = (PMT * n * t) - P
Theorems
Loan amortization formula
Suitable Grade Level
Grades 10-12
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