Lowlife Company defaulted on a $110,000 loan that was due on December 31, 2021. The bank has agreed to allow Lowlife to repay the $110,000 by making a series of equal annual payments beginning on December 31, 2022. Required:
a. Calculate the required annual payment if the bank's interest rate is 10% and four payments are to be made.
b. Calculate the required annual payment if the bank's interest rate is 8% and five payments are to be made.
c. If the bank's interest rate is 10%, how many annual payments of $27,713 would be required to repay the debt?
d. If three payments of $66,097 are to be made, what interest rate is the bank charging Lowlife?