An Internet provider charges $30 per month for 1000 minutes of DSL service plus $0.08
Chapter 1, Problem 100(choose chapter or problem)
An Internet provider charges $30 per month for 1000 minutes of DSL service plus $0.08 for each additional minute. In a one-year period the customers bill ranged from $36.40 to $47.20. What were the most and least minutes used?
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