Present value of an annuity

Find the present values of these ordinary annuities. Discounting occurs once a year. Round your answers to the nearest cent.

$300 per year for 16 years at 14%.

$

$150 per year for 8 years at 7%.

$

$500 per year for 10 years at 0%.

$

Rework previous parts assuming that they are annuities due. Round your answers to the nearest cent.

$300 per year for 16 years at 14%.

$

$150 per year for 8 years at 7%.

$

$500 per year for 10 years at 0%.

$