11. Stronghold Construction Company is interested in taking loans from banks for some of its projects, P, Q, R, S, T. The rates of interest and the lending capacity differ from bank to bank. All these projects are to be completed. The relevant details are provided in the following table. Assuming the role of a consultant, advise this company as to how it should take the loans so that the total interest payable will be the least. Are there alternate optimum solutions? If so, indicate one such solution. Bank Interest rate in percentage for project e R S 18 18 17 Max credit (in thousands) P 20 Pvt. bank 17 Any amount 400 16 16 16 15 16 15 15 15 13 14 250 Nationalised Co-operative Bank Amount required (in thousands) 200 150 200 125 75