Help with question 2.

For each of the three bonds: 1. Calculate the current market price assuming each bond has a par value of $1,000 BostCels: 94,007xi000= 940.07 CSXCOP: 125761000=1257.60 Bank America Corp: = 102.71xi000=1027.10 Duestion 2. a. Given the following information, which bond should a prudent investor choose? Justify your answer with mathematical proof. b. At what marginal tax rate will an investor be indifferent between holding either security? Why? MUNI yield-to-maturity =1.4% Corporate yield-to-maturity =2.2% Marginal tax bracket =35%