Tickets for an amusement park cost $35. When bought over the phone, there is a 5% service charge. What is the total price for four tickets bought over the phone?

Tickets for an amusement park cost $35. When bought over the phone, there is a 5% service charge. What is the total price for four tickets bought over the phone?

Detailed Explanation

The four tickets, without the service charge, cost 140. Multiply this amount by 5% (.05) to get the service charge: 7. Add 140 + 7 to get 147.