Using the appropriate interest table, compute the present values of the following periodic amounts due at the

Question:

Using the appropriate interest table, compute the present values of the following periodic amounts due at the end of the designated periods.
(a) $50,000 receivable at the end of each period for 8 periods, compounded at 10%.
(b) $50,000 payments to be made at the end of each period for 16 periods at 8%.
(c) $50,000 payable at the end of the seventh, eighth, ninth, and tenth periods at 10%.