ri - 6.80%, r2 = 7.20%, r3 = 7.50%, r4 = 7.70%, r5 = 7.80%. a. What are the discount factors for each date (that is, the present value of $1 paid in year 1)? (Do not round intermed Round your answers to 3 decimal places.) Year 2 Discount Factors 0.936 0.870 0.805 0.743 0.687 4 5 b. Calculate the PV of the following $1,000 bonds assuming an annual coupon and maturity of : (i) 6.8%, two-year bond; (ii) 6.8%, five- year bond; and (iii) 11.8%, five-year bond. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Present Value b-i 6.80%, two-year bond 6.80%, five-year bond 11.80%, five-year bond b