Suppose Hornsby Ltd. just issued a dividend of $2.63 per share on its common stock. The company paid dividends of $2.13, $2.20, $2.37, and $2.47 per share in the last four years.

If the stock currently sells for $82, what is your best estimate of the company's cost of equity capital using arithmetic and geometric growth rates? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.)

Cost of equity

Arithmetic dividend growth rate %

Geometric dividend growth rate %