Rogot Instruments makes fine violins, violas, and cellos. It has $$1\mathrm{.}2$

million in debt outstanding, equity valued at $$2\mathrm{.}8$ million, and pays

corporate income tax at rate $25\%.$ Its cost of equity is $13\%$ and its cost

of debt is $8\%.$

a$.$ What is Rogot's pre$-$tax WACC?

b$.$ What is Rogot's $($effective after$-$tax$)$ WACC?

a$.$ What is Rogot's pre$-$tax WACC?

Rogot's pre$-$tax WACC is

$\%.($Round to two decimal places.$)$