all parts please!

In an earnings announcement, XYZ corporation estimates it will pay $5 dividends next year, which represents 100% of its earnings. The required return of its investors 128. If the company decides to plowback 60% of the earnings at the firm's current return on equity of 15% 1. What is XYZ corporation's present value of growth opportunity (PVGO)? 2. Calculate the PV GO for XYZ is the plowback ratio is 20% and 40%, respectively 3. Given the results in 2), conclude the relationship between plowback ratio and the valuation of stock, and the ratione per power ratio and PGO 4 Rework you l) and 2) with a new ROE of 10, and conclude Rw ROEP GO BIS EEA