Global Technology$$s capital structure is as follows:

Debt $50\%$

Preferred stock $35$

Common equity $15$

The aftertax cost of debt is $6\mathrm{.}00$ percent; the cost of preferred stock is $10\mathrm{.}00$ percent; and the cost of common equity $($in the form of retained earnings$)$ is $13\mathrm{.}00$ percent.

Calculate the Global Technology$$s weighted cost of each source of capital and the weighted average cost of capital.

Note: Do not round intermediate calculations. Input your answers as a percent rounded to $2$ decimal places.