$ 25 was the cost of each ticket before applying the service fee.
Explanation:
Given that the cost of two tickets including the service fee = $59
So, the cost of one ticket including the service fee =

Service fee on each ticket = 18%
Let the cost of 1 ticket without including the service fee = x
So, according to the data given in the question,





Hence, cost of each ticket before applying the service fee = $25