A student government organization is selling Christmas trees as a fundraiser. On Friday, they sold 5 noble fir trees and 3 douglas fir trees for a total of $420. On Saturday, 12 noble fir trees and 9 douglas fir trees were sold for a total of $1,080. What is the cost per tree for each type?

how much is 1 douglas?

how much is 1 noble fir?

Question

Mathematics

Amya Heath

4 September, 19:58

A student government organization is selling Christmas trees as a fundraiser. On Friday, they sold 5 noble fir trees and 3 douglas fir trees for a total of $420. On Saturday, 12 noble fir trees and 9 douglas fir trees were sold for a total of $1,080. What is the cost per tree for each type?

how much is 1 douglas?

how much is 1 noble fir?

+3

Answers (1)

Know the Answer?

Ernie · Answer 1

You have to do a system, lets say x are noble fir trees and y are douglas fir trees,

5x+3y=420

12x+9y=1080

if you solve this you get,

x=60 and

y=40

SO Noble fir trees cost $60 and Douglas fir trees cost $40.