Jones Plastics' EPS was $$4\mathrm{.}77$ in $2017$ and $3\mathrm{.}40$ in $2012.$ Growth has been steady over these

past $5$ years, and is expected to remain so$.$ Jones pays out $40\%$ of its earnings as dividends.

Given a stock price of $$36\mathrm{.}40,$ what is Jones cost of equity?