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An electric motor is 10HP. Motor A costs $800, and is 85% efficient. Motor B costs $1200 and is 90% efficient. Both motors will operate 1,500 hours at an energy rate of 0.07 per kilowatt hour. Both motors have a 15 year life span; Motor A has a salvage value of $50, Motor B has a salvage value of $100. The MARR is 8% and 1HP=0.7457kW.
Which Motor should be installed considering PW? Would this choice be the same if the motors were run 2,500 hours?
Abc Inc. sells bike tires for $25. It's sales have averaged 8,000 units per month. Recently its closes competitor Efg Inc. reduced their price for bike tires form $35 to $30. A result Abc's sales declined by 1.500 units per month.A. what is the ar..
Over the last one year the Four Winds Novelty Corporation has recorded its internet sales and its monthly total variable costs for a particular novelty item as demonstrate in the following table.
Maintenance expenditures for a structure with a 20-year life will come as periodic outlays for overhaul of $4,000 at the end of the 5th year, $6,000 at the end of the 10th year, and $7,500 at the end of the 15th year. With interest at 8%, what is ..
The parents of a young child decide to make equal annual payments into a savingsaccount, with the first payment being made on the child's fifth birthday and the last payment being made on the fifteenth birthday. Then a rotal of four withdrawals of..
you are a manager of a monopoly firm, and your demand and cost functions are given by: P=288-2Q and C(Q)=1000+2Q2, respectively. A) What price quantity combination maximizes your firm's profit B) Find the monopolist profit
The total costs for Morris Industries are summarized in the following table. Based on this information, fill in the missing entries in the table for fixed cost, variable cost, average fixed cost, average variable cost, average total cost, and marg..
Suppose the world population today is 7 billion, and suppose this population grows at a constant rate of 3% per year from now on. (This rate is almost certainly much faster than the future population growth rate)
The manager of a cheese-packing plant can use either people (labor) or cheese knivess (capital) to prepare packages of gouda. Based on estimates provided by an efficiency expert, the firm's production function for gouda is given by Q = 2K + L (MPK..
competitive brand of cornfl akes, in dollars per 10- ounce box P M = price of milk, in dollars per quart A = advertising expenditures of CFC cornfl akes, in hundreds of thousands of dollars per year This year, P X = $ 2, I = $ 4, P Y = $ 2.50, P M..
My paper firm generates a monthly profit of $500,000 as I dump a noxious affluent into the nearby river due to the absence of law or regulation. Your downstream brewery must therefore filter the water before it is used to make beer which, in turn,..
Full-employment level of real output is $250 and the initially the price level is 100. Use the short-run aggregate supply schedules above to answer the questions that follow a)What will be the level of real output in the short run if the price leve..
Consider the production function f(L;K) = L + K. a. Suppose K is fixed at 2. Find algebraic expressions for the total product of labor function TP(L), the average product of labor AP(L), and the marginal product of labor MP(L).
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