In a certain city, the monthly cost of telephone service is given the function C = 0.10n + 18, where n is the number of calls, 10 cents is the cost per call, and $14 is a fixed charge. Find the cost of making 60 calls a month.

The cost of making 60 calls a month is $20.

Step-by-step explanation:

There was a small typing mistake there. If the fixed charge is $14, the cost of n calls is given by the following equation:

Find the cost of making 60 calls a month.

This is C(60), that is, C when n = 60. So

The cost of making 60 calls a month is $20.

40 is the final : )

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step-by-step explanation:

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