next, calculate the net present value of leasing the shuttle bus. Elaina has already entered the security deposit amount. (cell G3) as the initial investment for leasing and the monthly payments in the range, G4: G 39). In cell B 21, enter formula and adds the security deposit amount(G3) to the result of the NVP function. In the NPV function, use the monthly discount rate.(B19) as the rate of return and the lease scenario, values or months one. - 36 and the ending value( G4:G40) as the cash flows for leasing the shuttle bus.