A project under consideration has an internal rate of return of 18% and a beta of 0.4. The risk-free rate is 8%, and the expected rate of return on the market portfolio is 18%. a-1. Calculate the required return. Required return a-2. Should the project be acepted? Yes No b-1. Calculate the required return if its beta is 1.4. Required return b-2. Should the project be accepted? Yes O No