Howard Power 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: Cost of MV of Assets Division Name Capital Infrastructure development $205,000,000 7.20 $267,000,000 6.00 Telecommunications 6.75 554,000,000 What is the overall after-tax cost of capital for Howard Power and Telecommunications (Round answer to 2 decimal places, e.g. 52.75%.) After-tax cost of capital