The objective of this paper is to analyse some concepts of the project management techniques and the proposed mathematical model for estimating the project completion probability after crashing of PERT/CPM network. The main objective is to minimize the pessimistic time of the activity. which lies on the critical path by investing additional amounts of money to the project. The increme... https://www.bekindtopets.com/super-save-PLT-Poultry-Litter-Treatment-top-buy/