This is an annuity due (or an annuity in advance) and the payment schedule is annual. What series of uniform payments would we need to provide the NPV of 248.84 given that we have a MARR of 15%? N=20 months A. Rearrange and use an appropriate equation to compute the annual payments required to produce the same NPV. B. Separately, use Excel's PMT function to compute the same value. B. Use the CF stream of that annuity due to compute the NPV. please show formulas.