Answer: I'm going to assume the "10" was a typo for "to." So it would be 16.67%
Step-by-step explanation:
So we set up an equation.
180 - 180(x) = 150, now solve for x (x being a percentage)
-180x = -30
180x = 30
x = 30/180
x = 1/6
x = .1667
x = 16.67%