I. INTRODUCTION
With the increased use of web and communication technologies business environments are now more complicated and global [10]. This prevailing situation leads to more complex problems and decision-making set-ups. Therefore, decision-making techniques always captured attention of decision makers who show keen interest in exploring efficient ways [11]. One of the most important steps in decision analysis is to structure decision problems into a formal and manageable format [1]. Traditionally, single-criteria decision-making is used in situations of increasing profits by cutting costs [11].