PART I. SAY "TRUE" IF THE STATEMENT IS CORRECT AND SAY "FALSE" IF THE STATEMENT IS INCORRECT (1 POINT FOR EACH) ______1. The Graphical method is a relatively straightforward for determining the optimal solution To certain LP problems involving above two decision variables. ______2. Operational research is consider a systematic application of quantitative methods And techniques in solving managerial problems. ______3. In the application of operational research the first issues to be considered is evaluation And identification of problem in the system. ______4. A model is not abstract representation of the existed business situation. ______5. A models that are used to characterize the behavior of two or more opponents (players) For the achievement of conflicting goals are static models