Answer:
40%
Step-by-step explanation:
Divide 72/40 which gives you 1.8 multiply by 100 gives you 180=1.80
72/ 1.80
0.5, 3/5, 0.78
I think your doing slope, so...
-2 - - 5 3
------------------ = --------------- = 1
0 - - 3 3
(simplifyed)