Indicate which of the following costs are classified as mixed or step costs a. Electrical charge for the month b. Factory overhead c. Wages of quality control employee who gets paid a bonus for every 10 defects found d. Charges for an employee development seminar where the cost includes a speaker fee and cost of supplies for each attendee e. Phone plan where you purchase 10-minute increments of time

Your father offers you a choice of $120,000 in 11 years or $48,500 today. use appendix b as an approximate answer, but calculate your final answer using the formula and financial calculator methods. a-1. if money is discounted at 11 percent, what is the present value of the $120,000?

Aproduct has a demand of 4000 units per year. ordering cost is $20, and holding cost is $4 per unit per year. the cost-minimizing solution for this product is to order: ? a. 200 units per order. b. all 4000 units at one time. c. every 20 days. d. 10 times per year. e. none of the above

Power plants that rely on coal increase the amount of sulfur dioxide that dissolves into the air, eventually increasing the acidity of precipitation. the higher acidity of rain and snow can damage forests by making it more difficult for plants to absorb minerals from the soil. the equations below provide information about the market demand and supply of electricity. there is a constant marginal external cost of $25 per unit of electricity.d: qd= 200 – 2ps: qs=p – 10what quantity of electricity satisfies allocative efficiency in this market? a. 60b. 70c. 50d. 43.3