(Capital structure weights) Wingale Metal Products, Inc. selis materials to contractors who construct motal warehouses, storage buildings, and other atructures. The firm has estimated its weighted averege cost of capital to be B.5\% based on the fact that its affer-tax cost of debt financing was 6 nercent and its cost of equity wan 11 percent What are the firmis capital structure woights (tiat is, the proportions of financing that carnn fram debt and equity)? What is the proportion of debt financing