Doug casey is in charge of planning and coordinating next spring's sales management training program for his company. doug listed the following activity information for this project: draw a project network. prepare an activity schedule. what are the critical activities and what is the expected project completion lime? if doug wants a 0.99 probability of completing the project on lime, how far ahead of the scheduled meeting date should he begin working on the project ?

Emery pharmaceutical uses an unstable chemical compound that must be kept in an environment where both temperature and humidity can be controlled. emery uses 825 pounds per month of the chemical, estimates the holding cost to be 50% of the purchase price (because of spoilage), and estimates order costs to be $48 per order. the cost schedules of two suppliers are as follows: vendor 1 vendor 2 quantity price/lb quantity price/lb 1-499 $17 1-399 $17.10 500-999 $16.75 400-799 $16.85 1000+ $16.50 800-1199 $16.60 1200+ $16.25 (a) what is the economic order quantity for each supplier? (b) what quantity should be ordered and which supplier should be used? (c) the total cost for the most economic order sire is $