Answer:
Annual coupon payment = $84
Coupon payment in percentage = 8.4%
Explanation:
Coupon payment amount is calculated using the PMT function in excel as follows:
=PMT(8.68%/2,20*2,-973.64,1000)
=42
Annual coupon payment =42*2 = $84
Coupon payment in percentage = 84/1000 = 8.4%