Question 373573
30 t rock @ $60 /t
tree= $84 each
Let trees bought be x
..
cost of rock = 30*60 = 1800
..
1800+84x < 2500
-1800     -1800
84x<2500-1800
84x<700
/84
x<700/84
x < 8.33 trees
x=8.3trees ( you can't buy a fraction of a tree)
Maximum 8 trees
..
m.ananth@hotmail.ca