Radon Homes' current EPS is $6.80. It was $3.745 years ago. The company pays out 30% of its eamings as dividends, and the stock sells for $39. a. Calculate the historical growth rate in eamings. (Hint: This is a 5 -year growth period.) Do not round intermediate calculations. Round your answer to decimal places. (D) % b. Calculate the next expected dividend per share, D1. (Hint: D0=0.30($6.80)=$2.04.) 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, rs? Do not round intermediate calculations. Round your answer to two decimal places, (3) %