QUESTION 18 The length of time a firm must wait to recoup the money it has invested in a project is called the: net present value payback period. profitability period. O internal return period. QUESTION 19 Which one of the following statements related to the internal rate of return (IRR) is correct? We should accept the project if IRR is less than the required rate of return O The IRR is equal to the required return or cost of capital when the net present value is equal to zero. None of the answers O A project with an IRR equal to the required return would reduce the value of a firm if accepted