Mathematics, 11.10.2019 20:30 katswindle11

Gertrude is deciding which cell phone plan is the best deal for her to buy. super cell charges a monthly fee of $10 and also charges $0.15 per call. she makes a note that the equation is m = 0.15c + 10, where m is the monthly charge, in dollars, and c is the number of calls placed. global cellular has a plan with no monthly fee but charges $0.25 per call. she makes a note that the equation is m = 0.25c, where m is the monthly charge, in dollars, and c is the number of calls placed. both companies offer unlimited text messages.

a. make a table for both companies showing the cost of service, m, for making from 0 to 200 calls per month. use multiples of 20.
b. construct a graph for the two equations on the same graph. use the number of calls, c, as the independent variable and the monthly charge, in dollars, m, as the dependent variable.
c. which cell phone plan is the best deal for gertrude? defend your answer with specific examples.

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