Please answer all parts showing full work and equations!

The Calcite Company paid annual dividends of $3.35 per year with stock selling for $56.40 per share. The company is expected to grow at about 4% per year for the foreseeable future. Flotation costs associated with the sale of common stock are 13% of the proceeds raised. For the Calcite Company, estimate the following (to the nearest tenth): a. (3 pts) Cost of equity from retained earnings b. (3 pts) Cost of equity from the sale of new common stock