A manufacturing company is planning to use PERT to setup a project for a new production line. For this project, they have established the following activities, precedence relationships, and time estimates in days: Immediate Most Activity Predecessors Optimistic Likely Pessimistic a -- 8 10 12 b -- 6 7 9 c b 3 3 3 d a 10 15 20 e d 6 7 8 f c 9 10 11 g d 5 7 10 h e, f 14 15 16 ​ a. Determine the critical path and the expected duration of the project. b. What is the probability that the project will take less than 50 days to complete?

Which of the following accurately describes one way that individual goods differ from public goods? a. people can be excluded from using individual goods if they don't pay. b. all individual goods are normal goods. c. demand for individual goods is always inelastic. d. consumer rivalry results in decreasing marginal utility for individual goods.2b2t

Popeye produces 20 cans of spinach in 8 hours. wimpy produces 15 hamburgers in 10 hours. if each hamburger trades for 1.5 cans of spinach, then: a. wimpy’s production and productivity are greater than popeye’s. b. popeye’s production is greater than wimpy’s, but his productivity is less. c. wimpy’s production is greater than popeye’s, but his productivity is less. d. popeye’s production and productivity are greater than wimpy’s.

Costco wholesale corporation operates membership warehouses selling food, appliances, consumer electronics, apparel and other household goods at 471 locations across the u. s. as well as in canada, mexico and puerto rico. as of its fiscal year-end 2005, costco had approximately 21.2 million members. selected fiscal-year information from the company's balance sheets follows. ($ millions). selected balance sheet data 2005 2004 merchandise inventories $4,015 $3,644 deferred membership income (liability) 501 454 (a) during fiscal 2005, costco collected $1,120 cash for membership fees. use the financial statement effectstemplate to record the cash collected for membership fees. (b) in 2005, costco recorded $46,347 million in merchandise costs (that is, cost of goods sold). record thistransaction in the financial statement effects template. (c) determine the value of merchandise that costco purchased during fiscal-year 2005. use the financial statementeffects template to record these merchandise purchases. assume all of costco's purchases are on credit.