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

. $600 per year for 12 years at 14%. $ _____

$300 per year for 6 years at 7% $ _____

. $ $900 per year for 12 years at 0%. $ _____

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

$600 per year for 12 years at 14%. $ _____

$300 per year for 6 years at 7% .$ _____

$ $900 per year for 12 years at 0%.$ _____