Radon Homes' current EPS is $7.60. It was $4.545 years ago. The company pays out 30% of its earnings as dividends, and the stock sells for $31. a. Calculate the historical growth rate in earnings. (Hint: This is a 5-year growth period.) Do not round intermedlate calculations. Round your answer to two decimal places. of b. Calculate the next expected dividend per share, D1. (Hint: D0=0.30($7.60)=$2.28. ) Assume that the past growth rate will continue. Do not round intermediate calculations. Round your answer to the nearest cent. 5 c. What is Radon's cost of equity, r5 ? Do not round intermediate calculations, Round your answer to two decimal places. \%