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A cell phone carrier charges a fixed monthly fee plus a constant rate for each minute used. In January, the total cost for 150 minutes
A cell phone carrier charges a fixed monthly fee plus a constant rate for each minute used. In January, the total cost for 150 minutes was $ 62 while in February, the total cost for 175 minutes was $ 64 .
1.Calculate the constant charge for each minute.
2. Calculate the fixed monthly fee charged by the carrier
fee = $__________________
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Microeconomics An Intuitive Approach with Calculus
Authors: Thomas Nechyba
1st edition
538453257, 978-0538453257
