Time value of money calculations can be solved using a mathematical equation, a financial calculator, or a spreadsheet. Which of the following equations can be used to solve for the future value of an ordinary annuity?

PMT x {[(1+r)n – 1] / r} x (1 + r)
PMT x {[(1+r)n – 1] / r}
PMT x {1 – [1 / (1+r)n]} / r FV / (1+r)n
PMT/r