Graph theory and Optimization 2

I need the solutions to the following exam AS SOON AS POSSIBLE!!!! Please see the pdf files for the questions ! -> Create doc file with solutions -> Show complete work, do not use abbreviations -> Show all formulas with calculations Use only regular formulas. Don't use any other special formulas or methods. SERIOUS BIDDERS ONLY WITH LOTS OF EXPERIENCE IN MATH AND MATHEMATICIANS, GRAPH THEORY AND OPTIMIZATION !!!!