Mr. Franco Pudge, CEO of Hook Industries, wants to start a business project that would improve the quality of the products that his company produces. He identified the following sources of capital to finance the implementation of the project with the corresponding cost: Source of Financing Short-Term Debt Commercial Papers Common Stocks Amount P60,000 P90,000 P50,000 Explicit Cost 10% 15% 12% In this case, what would be his minimum attractive rate of return? (Express your final numerical answer in terms of percentage.)