how do I calculate the required rate of return?

Consider the following information and then calculate the required rate of return for the Global Investment Fund, which holds 4 stocks. The market's required rate of return is 17.50%, the risk-free rate is 3.00 %, and the Fund's assets are as follows (Do not round I your intermediate calculations.): Stock A B C D O a. 11.06% O b. 16.34% c. 13.88% d. 14.06% e. 19.79% Investment $200,000 $300,000 $500,000 $1,000,000 Beta 1.50 -0.50 1.25 0.75