Question

The cost of a long-distance telephone call is given by the function
C(m) = 0.1 m + 1.1,
where m is the length of the call in minutes. Determine how long a phone call can be made for $6.10.
O
A. 100 minutes
B. 50 minutes
C. 45 minutes
D. 61 minutes

Answer 1

C? Im not too sure but it seems like the average amount of tune