Please show and explain using calculation/formulas.

4) If the three-year present value annuity factor is 2.673 and the two-year present value annuity factor is 1.833, what is the present value of $1 received at the end of the three years ? $1.19 B) $0.84 $0.89 D) $0.92 5) If the present value annuity factor is 3.8896, what is the present value annuity factor for an equivalent annuity due if the interest rate is 9 percent? A) 3.5684 B) 4.2397 C) 3.8896 D) 5.3127