Complete the Square:
Plug your numbers in this function
You get this
That equals
150750 × 100100 = 20100 = 20%
If you are using a calculator, simply enter 150÷750×100 which will give you 20 as the answer.
Limit the amount of vegetables he bought
The correct answer is C, y=Inx+4 because the y-intercept is at 4, and the graph depicts the natural log of x