\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
For a school trip, the teacher buys \(\textcolor{colorprop}{15}\) bus tickets for \(\textcolor{colordef}{\dollar 90}\). Later, the principal joins and offers to pay for additional tickets.
Knowing that the price is proportional to the number of tickets, how much will the principal pay for \(\textcolor{colordef}{8}\) tickets?
dollars