Need alll Problem 5-6 (Algo)A real estate agent is considering changing her land line phone plan. There are three plans to choosefrom, all of which involve a monthly service charge of $20. Plan A has a cost of $.38 a minute for daytimecalls and $.18 a minute for evening calls. Plan B has a charge of $.48 a minute for daytime calls and $.14 aminute for evening calls. Plan C has a flat rate of $75 with 250 minutes of calls allowed per month and acharge of $.36 per minute beyond that, day or evening.a. Determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes ofevening calls in a month. (Do not round intermediate calculations. Round your answer to 2 decimalplaces.)Cost for Plan ACost for Plan BCost for Plan C$$$b. If the agent will only use the service for daytime calls, over what range of call minutes will each plan beoptimal? (Round each answer to the nearest whole number. Include the indifference point itself ineach answer.)Plan A is optimal from zero to89.60101.8095.00Point of indifferenceminutes. Plan C is optimal fromc. Suppose that the agent expects both daytime and evening calls. At what point (i.e., percentage of totalcall minutes used for daytime calls) would she be indifferent between plans A and B? (Do not roundintermediate calculations. Enter your answer as a percentage rounded to 2 decimal places. Omit the"%" sign in your response.)minutes onwardpercent daytime minutes

A real estate agent has 3 plans to choose from - Plan A, B and C:

A real estate agent is considering changing her land line 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 $.38 a minute for daytime calls and $.18 a minute for evening calls. Plan B has a charge of $.48 a minute for daytime calls and $.14 a minute for evening calls. Plan C has a flat rate of $75 with 250 minutes of calls allowed per month and a charge of $.36 per minute beyond that, day or evening. a. Determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Cost for Plan A Cost for Plan B Cost for Plan C $ $ $ 89.60 101.80 95.00 b. If the agent will only use the service for daytime calls, over what range of call minutes will each plan be optimal? (Round each answer to the nearest whole number. Include the indifference point itself in each answer.) Plan A is optimal from zero to minutes. Plan C is optimal from minutes onward c. Suppose that the agent expects both daytime and evening calls. At what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans A and B? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places. Omit the "%" sign in your response.)

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter5: Network Models

Section5.3: Assignment Models

Problem 10P