Cullumber and Telecommunications Corporation has three divisions. The names of these divisions, along with the after-tax cost of capital for each division and the market value of the assets in each division, are as follows: What is the overall after-tax cost of capital for Cullumber and Telecommunications? (Round intermedlate colculations to 4 decimal places, c.5. 1.2514 and final answer to 2 decimal places, es. 15.25%. After-tax cost of capital