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This should help http://www.ehow.com/how_7552703_do-pert-problems.html



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Anonymous - 10 hours later
Perhaps an explanation of the variables would help.
A = Amount at the end of the period invested
P = Principle or amount you started with
r = the interest rate in decimals (ie 4.5% = 0.045)
n = the number of compounding periods in a year ( semiannual - 2 times per year, monthly - 12 times per year)
t = the number of year of the investment.
Plug the given equations into your calculator (note the error in the equation, the exponent should have been 2 x 5 not 2.5
A.
(sorry for the typo a should be A)

B.
C. (this equation you have written slightly wrong also

Hopefully this helps.

11 years ago. Rating: 3
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