A jewelry firm buys semiprecious stones to make bracelets and rings. The supplier quotes a price of $8.10 per stone for quantities of 600 stones or more, $8.50 per stone for orders of 400 to 599 stones, and $9.00 per stone for lesser quantities. The jewelry firm operates 110 days per year. Usage rate is 28 stones per day, and ordering costs are $48. a. If carrying costs are $2 per year for each stone, find the order quantity that will minimize total

annual cost.

b. If annual carrying costs are 30 percent of unit cost, what is the optimal order size?

c. If lead time is six working days, at what point should the company reorder?

Tony prince is the project manager for the recreation and wellness intranet project. team members include you, a programmer/analyst and aspiring project manager; patrick, a network specialist; nancy, a business analyst; and bonnie, another programmer/analyst. other people are supporting the project from other departments, including yusaff from human resources and cassandra from finance. assume that these are the only people who can be assigned and charged to work on project activities. recall that your schedule and cost goals are to complete the project in six months for under $200,000.task 2identify at least eight milestones for the recreation and wellness intranet project. write a short paper describing each milestone using the smart criteria. discuss how determining these milestones might add activities or tasks to the gantt chart. remember that milestones normally have no duration, so you must have tasks that will lead to completing the milestone.