Akshay Kumar is currently working as an Assistant Professor in the Department of Mathematics, Graphic Era Hill University, Dehradun in India. His fields of research are reliability theory, fuzzy reliability, signature reliability and applied Mathematics.Mangey Ram is currently the Research Professor at Graphic Era (Deemed to be University), Dehradun, India. His fields of research are reliability theory and applied mathematics.Soni Bisht is an Assistant Professor in the Department of Mathematics at Eternal University, Baru Sahib, Himachal Pradesh, India. Her research interests include Fuzzy Reliability Theory, System Reliability Theory, Operations Research, Applied Mathematics, Network Reliability Theory, and Parallel and Distributed Systems.Yigit Kazancoglu is full Professor in Yasar University, Logistics Management Department and head of the department. His research areas include Operations Management and Supply Chain Management.