Does anyone know the answer to this question

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.

Which curve shows increasing opportunity cost as you give up more of one option? demand curve bow-shaped curve yield curve indifference curve

What additional information about the numbers used to compute this ratio might be useful in you assess liquidity? (select all that apply) (a) the maturity schedule of current liabilities (b) the average stock price for the industry (c) the average current ratio for the industry (d) the amount of current assets that is concentrated in relatively illiquid inventories