Answer:
34.50$
Explanation:
To calculate the value of the surcharge we need to multiply the base price of the ticket (30$) by the rate of the surcharge (15% or 0.15).
30 * 0.15 = 4.50
Then we add this surcharge (4.50$) to the base price of the ticket (30$) to get the total value of (34.50$).