need help solving/understanding how the two present value charts effect the problem

Assume that Northern Petroleum Inc. issued the following bond on January 1: Face amount: $300,000 Contract interest rate: 12% Effective interest rate: 12% Interest is paid semiannually on January 1 and July 1 Term of bond: 5 years Based on this information, what is the present value of the periodic interest to be paid on the bonds? Refer the present value tables in Exhibit 5 and Exhibit 7. a. $132,482 b. $36,000 c. $168,482 d. $180,000 Exhibit 5 Present Value of \$1 at Compound interest Exhibit 7 Present Value of an Annuity of $1 at Compound interest