The Cabin Creek Coal (CCC) Company owns three mines in Kentucky and West Virginia, and it provides coal to four utility power plants. The cost of shipping coal from each mine to each plant, the capacity at each of the three mines, and the demand at each plant are shown in the following table: Plant Mine 1 2 3 4 Mine Capacity (tons) 1 $7 $9 $10 $12 220 2 9 7 8 12 170 3 11 14 5 7 280 Demand (tons) 110 160 90 180 CCC wants to minimize the costs of shipping coal from its mines to its plants. Formulate algebraically a linear programming model for this problem. (5 marks) Solve this problem using Excel.

Adamson company manufactures four lines of garden tools. as a result of an activity analysis, the accounting department has identified eight activity cost pools. each of the product lines is produced in large batches, with the whole plant devoted to one product at a time. classify each of the following activities or costs as either unit-level, batch-level, product-level, or facility-level. activities (a) machining parts. (b) product design. (c) plant maintenance. (d) machine setup. (e) assembling parts. (f) purchasing raw materials. (g) property taxes. (h) painting.

Adistinguishing feature of ecological economics is the concept of cost-benefit analysis steady-state economies that, like natural systems, neither grow nor shrink environmental damage and also environmental benefits are external greenwashing to increase public acceptance of products the only healthy economy is one that is growing

What is the difference between total utility and marginal utility? a. marginal utility is subject to the law of diminishing marginal utility while total utility is not. b. total utility represents the consumer optimum while marginal utility gives the total utility per dollar spent on the last unit. c. total utility is the total amount of satisfaction derived from consuming a certain amount of a good while marginal utility is the additional satisfaction gained from consuming an additional unit of the good. d. marginal utility represents the consumer optimum while total utility gives the total utility per dollar spent on the last unit.