Two years ago your orange orchard contained50trees and the yield per tree was70bags of oranges. Last year you removed 10 of the trees and noticed that the yield per tree increased to75bags. Assuming that the yield per tree depends linearly on the number of trees in the orchard, what should you do in this year to maximize your total yield?

You should plant ______ trees.

No years ago your orange orchard contained 50 trees and the yield per tree was 70 bags of oranges. Last year you removed 10 of the trees and noticed that the yield per tree Increased to 75 bags. Assuming that the yield per tree depends linearly on the number of trees in the orchard, what should you do this year to maximize your total yield? You should plant a J x trees