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A real estate agent is considering changing her cell phone plan. There are three plans to choose from, all of which involve a monthly service charge of $ 20. Plan A has a cost of $.45 a minute for daytime calls and $. 20 a minute for evening calls. Plan B has a charge of $.55 a minute for daytime calls and $.15 a minute for evening calls. Plan C has a flat rate of $ 80 with 200 minutes of calls allowed per month and a charge of $.40 per minute beyond that, day or evening.a. Determine the total charge under each plan for this case: 120 minutes of day calls and 40 minutes of evening calls in a month.b. Prepare a graph that shows total monthly cost for each plan versus daytime call minutes.c. If the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal?d. Suppose that the agent expects both daytime and evening calls. At what point (i. e., percentage of call minutes for daytime calls) would she be indifferent between plans A and B?
The Petreco Service Station has one pump for regular unleaded gas, which (with an attendant) can service 10 customers per hour. Cars arrive at the regular unleaded pump at a rate of 6 per hour. Determine the average queue length, the average time a c..
Determine how many instructors Ryder needs to employ. Give preference to Saturday and Sunday off. (Hint: Look for the group of 4 days with the lowest requirements.)
The manager has decided to use next day air service for all shipments. Would you agree that this is the right course of action? Why, or why not?
The meat is purchased on Monday at $2.00 per pound also the shop sells the steak for $3.00 per pound. Any steak left over at the end of the week is sold to a local zoo for $0.50 per pound.
Briefly describe the commonly used project selection techniques. Discuss which project selection techniques you think organizations use most often for justifying information technology projects.
Discuss the role of sensitivity analysis in LP. Under what circumstances is it needed and under what conditions do you think it is not necessary?
Illustrate what are some of problems AECS facing. Are they inherent in its model or they could be rectified while keeping model intact.
The auditor has expressed concerns about the company's ability to pay its bills as they are due. What type of financial ratio might provide insight into this concern?
Which statement is true about assumptions?
Models of the AS IS Process and the TO BE Process. In the textbook, on pages 63-67, several different methods of modeling business processes are illustrated.
Balancing the confidentiality of individual health information with the need to protect public health, the HIPAA Privacy Rule expressly permits certain disclosures of protected health information (PHI) to public health authorities without an individu..
how could senior management help project leaders to manage effictively in a matrix environment?
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