(4) You have invested in the following portfolio of assets. For each, you have recorded their recent Beta as well. Now, you are wondering if you can combine the Beta's to calculate how responsive your overall portfolio is to changes in the broader market. Using the amounts invested in each company, and their corresponding Beta values to calculate the portfolio Beta. Asset FitBit Madison Square Garden Columbia Sportswear World Wrestling Entertainment Foot Locker Beta 1.34 0.54 0.19 1.58 1.02 Amount Invested $200 $400 $350 $150 $325 (5) Given the portfolio Beta you just calculated in problem 4, the next thing you are worried about is the required rate of return for any new projects or assets you might consider. If a 30-year treasury bond currently has a return of 3.15%, and the overall stock market had an annual return of 10% last year, what would be your portfolio's required rate of return? In other words, what is the minimum rate of return a new asset would need to have for you to feel comfortable adding it to your portfolio? Use the capital asset pricing model to calculate your answer. How would you use this number