Question

90 Amount (doll 60 30 0 2. 4 6 8 m 10 12 Number of Months Which equation can be used to calculate the total cost, c, of a gym membership in relation to the number of months, m, that a customer has a membership? A. c= 10m B. c= 30m I C. c= 10m + 30 D. c = 30m + 10

Answer 1

Since according to the graph when t = 0 months even than the cost is 30 dollars.

So the correct option is C ) c = 10m + 30