Use the table to answer the question.

Question

Number of Months Cost ($)
1 74
2 99
3 124
4 149
The table below shows the cost for a gym membership at the local fitness center with an initial start-up fee charged in the first month. Find the slope, or monthly cost.

(1 point)
Responses

$49
$49

$25
$25

$37.25
$37.25

$74

Answer 1

The slope, or monthly cost, can be found by dividing the change in cost by the change in number of months.

Change in cost = 149 - 74 = 75
Change in number of months = 4 - 1 = 3

Slope = Change in cost / Change in number of months = 75 / 3 = $25

Therefore, the monthly cost is $25.