The yield to maturity (YTM) on 1-year zero-coupon bonds is 6% and the YTM on 2-year zeros is 7%. The yield to maturity on 2-year-maturity coupon bonds with coupon rates of 14% (paid annually) is 6.9%. a. What arbitrage opportunity is available for an investment banking firm? (Omit the sign in your response.) The arbitrage strategy is to buy zeros with face values of $ and $ and respective maturities of one year and two years. b. What is the profit on the activity? (Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the "$"sign in your response.)