Consider an aircraft maintenance station over a planning horizon of n periods. Let Cj be the available labor hours at period j, Aij be the number of aircraft of type i arriving for maintenance at period j, and Pi be the number of labor hours required to perform maintenance on aircraft type i. a) To determine the number of aircraft type i processed at period j, formulate the problem as a linear program.
b) Revise the model so that aircraft would not be delayed for too long.

Qwest airlines has implemented a program to recycle all plastic drink cups used on their aircraft. their goal is to generate $7 million by the end of the recycle program's five-year life. each recycled cup can be sold for $0.005 (1/2 cent). a. how many cups must be recycled annually to meet this goal? assume uniform annual plastic cup usage and a 0% interest rate. b. repeat part (a) when the annual interest rate is 12%. c. why is the answer to part (b) less than the answer to part (a)?

Kinc. has provided the following data for the month of may: inventories: beginning ending work in process $ 17,000 $ 12,000 finished goods $ 46,000 $ 50,000 additional information: direct materials $ 57,000 direct labor cost $ 87,000 manufacturing overhead cost incurred $ 63,000 manufacturing overhead cost applied to work in process $ 61,000 any underapplied or overapplied manufacturing overhead is closed out to cost of goods sold. the adjusted cost of goods sold that appears on the income statement for may is:

Afamily wishes to save for future college expenses. which financial tool should the family invest in?