Problem 7-18 Credit Risk and Yield (LG7-7) Rank the following bonds in order from lowest credit risk to highest risk all with the same time to maturity, by their yield to maturity: (Rank: 1 = lowest, 4 = highest) Answer is complete but not entirely correct. 10 43 Treasury bond with yield of 5.50 percent United Airline bond with yield of 6.35 percent Bank of Amenca bond with a yield of 6 88 percent Hewlett-Packard bond with yield of 9.17 percent 23 3