required to answer, in a table

Required: a. Calculate the Individual cost of each source of financing. b. What is the company's WACC using the weights shown in the table given below; Source of Capital Weight Common stock 55% Preferred Stock 15% Long term debt 30% Total c. What is the company's WACC if the weights in the table have been adjusted as follows: Source of Capital Weight Common stock 35% Preferred Stock 15% Long term debt 50% Total 100 Required: a. Calculate the Individual cost of each source of financing. b. What is the company's WACC using the weights shown in the table given below; Source of Capital Weight Common stock 55% Preferred Stock 15% Long term debt 30% Total c. What is the company's WACC if the weights in the table have been adjusted as follows: Source of Capital Weight Common stock 35% Preferred Stock 15% Long term debt 50% Total 100