Mr. Gardener's annual interest rate is 8%.
40,000/500,000 = 0.08
3/4 = 0.75 in decimal inch
Karla wants to leave 0.75 inch in her signature.
4 -0.75 = 3.25 inch needed
0.25 = 1/4
3 and 1/4 inches is needed.
It can be viewed different to what is more accurate depending on the relation of this question to another.
The two numbers are 23 and 16 and the method is shown algebraically using simultaneous equations in the photo
It's the 2,7,3,2 one or the third one