I need a little business finance help please see attachment

1. The common stock and debt of Northern Sludge are valued at $62 million and $38 million, respectively. Investors currently require a return of 16.8% on the common stock and 7.2% on the debt. If Northern Sludge issues an additional $21 million of common stock and uses this money to retire debt, what happens to the expected return on the stock? Assume that the change in capital structure does not affect the risk of the debt and that there are no taxes. (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) New return on equity % 2. Moonscape has just completed an initial public offering. The firm sold 6 million shares at an offer price of $6 per share. The underwriting spread was $.40 a share. The price of the stock closed at $9 per share at the end of the first day of trading. The firm incurred $100,000 in legal, administrative, and other costs. What were flotation costs as a fraction of funds raised? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Costs as percent of funds raised %