Polycorp has a debt equity ratio of 0.63.What is the correct debt ratio D/V that should be used in the WACC formula? WACC = ke x E/V + kd x (1-t) x D/V Provide an answer as a decimal accurate to two decimal places eg 60.156% should be entered as .60 Do not enter the % sign.

Please help me understand how to solve this question, as there is no information given, how can we get the correct debt ratio?