Hey ramond come answer this pls so we can talk

According to this excerpt, a key part of our national security strategy is

You hold a diversified $100,000 portfolio consisting of 20 stocks with $5,000 invested in each. the portfolio's beta is 1.12. you plan to sell a stock with b = 0.90 and use the proceeds to buy a new stock with b = 1.50. what will the portfolio's new beta be? do not round your intermediate calculations.

What is one of the advantages of getting a government-sponsored mortgage instead of a conventional mortgage