Calculate the required rate at return far Climax Irre., aaauming that [I] inveatura expect a 4.% rate at inatiurr in the future, {2} the real riskfree rate is 3.0%, [3} the market risk premium is 5.111%, {4] the firm has a beta at LED, and {5} its reaiiaed rate at return has averaged 15.'-}'E. ever the last 5 yeara