Answer:
Cost of equity will be 16.57 %
Step-by-step explanation:
We have given stock of Willey and sons has a bta of 25 % larger than over all market beta
So

Market risk premium = 9.5 %
Treasury bill yielding = 4.7 % = 0.047
We have to find the cost of equity
Cost of equity = Treasury bill yielding +

So cost of equity
%