Mathematics, 11.04.2020 00:00, chrissak8118
The cost of a long-distance telephone call is given by the function below, where m is the length of the call in minutes.
C(m) = 0.1m + 1
Determine how long a phone call can be made for $5.50.
A. 40 minutes
B. 90 minutes
C. 45 minutes
D. 50 minutes
Answers: 3
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