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The officers of a high school senior class are planning to rent buses and vans for...

The officers of a high school senior class are planning to rent buses and vans for a class trip. Each bus can transport 80 students, requires five chaperones, and cost $1000 to rent. Each band can transport 10 students, requires one chaperone, and cost $80 to rent. Since there are 800 students in the senior class that may be eligible to go on the trip, the officers must plan to accommodate at least 800 students. So it's only 65 parents have volunteered to serve as chaperones, The officers must plan to use Atmos 65 chaperones. How many vehicles of each type should the officers right in order to minimize the transportation costs? What are the minimal transportation costs?

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