One year ago you purchased 100 shares of Dog Bites common stock for $25. You received dividends of $.70 per share and just sold the shares for $26.25 each. Your marginal personal tax rate is 40%, your dividend tax rate is 30%, and capital gains are taxed at 50% of your personal rate. a-1. What is your before-tax rate of return? (Round your answer to 2 decimal places.) Before-tax rate of return % a-2. What is your after-tax rate of return? (Round your answer to 2 decimal places.) After-tax rate of return %