"\\bold {Answer}"
Annual Payment, "PMT = \\$2,774.10"
"\\bold {Solution}"
Assuming the annual payments are made at the end of each year, the question represents an ordinary annuity.
We are a given:
"PV = \\$10,000"
"i\\% = 12\\% \\space p.a"
"n = 12 \\space years"
The question requires the value of yearly future payments required to clear the $10,000 present debt at 12% annual interest.
For an ordinary annuity,
"PV = PMT \\left[\\dfrac {1-(1+r)^{-n}}{r} \\right]"
"10,000= PMT \\left[\\dfrac {1-(1+0.12)^{-5}}{0.12} \\right]"
"10,000 = PMT \\left[\\dfrac {1-1.12^{-5}}{0.12} \\right]"
"=> PMT = \\dfrac {10,000\u00d70.12}{1-1.12^{-5}}"
"= \\dfrac {1,200}{0.4325731442}"
"= \\$2,774.0973199"
"= \\bold {\\$2,774.10} \\space per \\space year"
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