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 $.41 a minute for daytime calls and $.16 a minute for evening calls. Plan B has a charge of $.51 a minute for daytime calls and $.15 a minute for evening calls. Plan C has a flat rate of $80 with 300 minutes of calls allowed per month and a charge of $.38per 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. (Do not round intermediate calculations.Round your answer to 2 decimal places.Omit the "$" sign in your response.)

cost for plan A

Cost for Plan b

Cost for plan C