Balloons By Sunset (BBS) is considering the purchase of two new hot air balloons so that it can expand its desert sunset tours. Various information about the proposed investment follows: Payback period. (Round your answer to 2 decimal places.) Net present value (NPV). (Future Value of $1, Present Value of S1, Future Value Annuity of S1, Present Value Annuity of S1.) (Use appropriate factor(s) from the tables provided. Negative amount should be indicated by a - sign.) Recalculate the NPV assuming BBS's cost of capital is 20 percent. (Future Value of $1, Present Value of $1, Future Value Annuity of $1, Present Value Annuity of $1.) (Use appropriate factor(s) from the tables provided. Negative amount should be indicated by a - sign.)