Please answer the Qs at the end. The answers are provided below, please show how to calculate.

RE $=\mathrm{.}1483=14\mathrm{.}83\%$

RP $=0\mathrm{.}05=5\%$

RD$(1-$TC$)=0\mathrm{.}024=2\mathrm{.}4\%$

WACC $=0\mathrm{.}1012=10\mathrm{.}12\%$