I am not sure what to put on each line. I need help

Suppose you hold a portfolio consisting of a $10,000 investment in each of 8 different common stocks. the portfolio's beta is 1.25. now suppose you decided to sell one of your stocks that has a beta of 1.00 and to use the proceeds to buy a replacement stock with a beta of 1.55. what would the portfolio's new beta be? do not round your intermediate calculations.

Storico co. just paid a dividend of $3.15 per share. the company will increase its dividend by 20 percent next year and then reduce its dividend growth rate by 5 percentage points per year until it reaches the industry average of 5 percent dividend growth, after which the company will keep a constant growth rate forever. if the required return on the company’s stock is 12 percent, what will a share of stock sell for today?

Which of the following is true concerning the 5/5 lapse rule? a) the 5/5 lapse rule deems that a taxable gift has been made where a power to withdraw in excess of $5,000 or five percent of the trust assets is lapsed by the powerholder. b) the 5/5 lapse rule only comes into play with a single beneficiary trust. c) amounts that lapse under the 5/5 lapse rule qualify for the annual exclusion. d) gifts over the 5/5 lapse rule do not have to be disclosed on a gift tax return.