(Solved): The oficers of a high school senior class are planing to rent buses and vans for a class trip. Each ...

The oficers of a high school senior class are planing to rent buses and vans for a class trip. Each bus can barsport 90 students, requies 6 chaperones, and costs $$\$1,100$$ to rent Each van can transport 10 students, requires 1 chaperone, and costs $$\$120$$ to reat. Since there are 900 students in the senior elass that may be elgbie lo go on the trip. the oficers must plan to accommodate at least 900 students. Since only 78 parents have volunieered to serve as chaperones. the officers must plan to use at most 78 chaperones. How mary vehicies of each type should the officors rent in order to minimite the transertation costs? What are the minimal tansportason costs? The officers should rent buses and vans to minimize the transportation conts.