Balloons By Sunset (BBS) is consideing the purchase of two new hot air balloons so that it can expand its desert sunset tours. Various information about the proposed investment follows: (Eutuge Value of \$1. Present Value of 51. Euture Value Annulty of S1. Present Value: Antiuity of 51 ) Note: Use appropriate factor(s) from the tables provided. Assume straight line depreciation inethod is used. Required: Help BBS evaluate this project by calculating each of the following: 1. Accounting rate of retum Note: Round your answer to 2 decimal ploces. 2. Rayback period. Note: Round your answer to 2 decimal places. 3. Net present value (NPV) Note: Do not round intermediote calculations. Negative amount should be indicoted by a minus sign. Round the final answer to nearest whole dollor. 4. Recalculate the NPV assuming BBS's cost of capital is 15 percent. Note: Do not round intermediate calculations, Negative amount should be indicated by a minus sign. Round the finol answer to nearest whole dollar