Mathematics, 16.06.2021 22:20 quarrella
A cell phone carrier charges a fixed monthly fee plus a constant rate for each minute used.
Part 1. In January, the total cost for 125 minutes was $ 67.5 while in February, the total cost for 400 minutes was $ 95 . The constant charge for each minute used is:
a. 0.1
b. 0.12
c. 0.11
Part 2. The fixed montly fee charged by the carrier is; fee = $
Answers: 2
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A cell phone carrier charges a fixed monthly fee plus a constant rate for each minute used.
Part 1....
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