The expected average rate of return for a proposed investment of $782,000 in a fixed asset, with a useful life of 4 years, straight- line depreciation, no residual value, and an expected total net income of $292,000 for the 4 years, is (round to two decimal points) Oa. 13.90% b. 18,67% Oc. 37.34% Oa. 9.34%