Explain how to solve

$2$ months ago you bought a CocaCola stock for $$135\mathrm{.}00$ a share. After you received a dividend of $$1\mathrm{.}62$ per share, you sold the stock today for $$210\mathrm{.}50$ a share. What is the CAPITAL GAINS yield on this investment?

$55\mathrm{.}93\%$

$35\mathrm{.}87\%$

$57\mathrm{.}13\%$

$54\mathrm{.}73\%$