Answer:
Cloud’s weighted average cost of capital (WACC) = 10.18%
Step-by-step explanation:

where ke= cost of equity
we=weight of equity capital in the capital structure
kd=cost of debt capital
wd=weight of debt capital in the capital structure
kp= cost of preffered stock
wp=weight of preffered stock in the capital structure
* note that

therefore from the given information, since
=
