You borrow $10 000 from a bank to be repaid in 5 equal annual installments

(a) You borrow $10 000 from a bank to be repaid in 5 equal annual installments of $2 200 starting one year from now. What is the implied interest rate that the bank is charging? (b) You borrow $10 000 from a bank to be repaid in 10 equal semi-annual installments of $1 100 starting six months from now. What is the effective annual interest rate charged by the bank? (c) You borrow $10 000 from a bank to be repaid in 5 equal annual installments of $2 300 staring 3 years from now. What is the effective annual interest rate charged by the bank?