Problem $3.$ Marks $\_\_\_\_/3$

What is the investor$$s annual yield on common stocks with

a$)$ Cost per share of $ $17\mathrm{.}25$ and quarterly dividend of $ $0\mathrm{.}55$

b$)$ Cost per share of $ $45$ and semiannual dividend of $ $2\mathrm{.}12$

c$)$ Cost per share of $ $105\mathrm{.}75$ and annual dividend of $ $6\mathrm{.}80$