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What is the minimum number of texts Ray must have before it makes sense to switch to the unlimited plan?

What is the minimum number of texts Ray must have before it makes sense to switch to the unlimited plan?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Ray's cellphone texting plan has fixed access fee plus a per text fee. One month he has 52 texts and the bill is $43. The next month he has 246 texts and a bill of $91.5. Ray discovers that he can change his plan to unlimited texts for $81. What is the minimum number of texts Ray must have before it makes sense to switch to the unlimited plan? O 149 O 324 204 194
Transcribed Image Text:Ray's cellphone texting plan has fixed access fee plus a per text fee. One month he has 52 texts and the bill is $43. The next month he has 246 texts and a bill of $91.5. Ray discovers that he can change his plan to unlimited texts for $81. What is the minimum number of texts Ray must have before it makes sense to switch to the unlimited plan? O 149 O 324 204 194
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