Discount-Mart issued ten thousand $1,000 bonds on January 1, 2015. They have a ten-year term and pay interest semiannually. This is the partial bond amortization schedule for the bonds.

Payment	Cash	Effective Interest	Decrease in Balance	Outstanding Balance
				$8,640,967
1	300,000	345,639	345,639	8,686,606
2	300,000	347,464	347,464	8,734,070
3	300,000	349,363	349,363	8,783,433
4	300,000

What is the annual coupon rate on these bonds?

What is the carrying value of the bonds on Dec 31, 2016?

What is the total interest cost of the bonds over their full term?

What is the effective annual rate of interest on the bonds?