Answer: $1,000.83
Explanation:
1 year coupon to be paid is:
= 20% * 1,000 * 1/2 semi annual
= $100
Relevant rates:
Zero coupon YTM to semi annual = 18%/2 = 9%
1 year bond = 20%/2 = 10%
Arbitrage free price:
=( Coupon / (1 + zero coupon rate) ^ no. of periods of zero coupon bond) + ((Coupon + Par value) / (1 + coupon rate of 1 year bond) ^no. of periods)
= (100 / (1 + 9%)¹) + ( (100 + 1,000) / ( 1 + 10%)²)
= $1,000.83