Just write all of that but instead of in the box between each statement and reason write if then
P = A / (1 + rt)
P = 80000 / (1 + (0.09)(0.5))
P = <span>$ 76,555.02</span>
$5.12
Make a chart for this sort of problem it makes it easier. Excel is good for it
The top left is alternate exterior. The top right is none of them. The middle left is corresponding. The middle right is alternate interior. And the bottom one is corresponding.
IQR is 99 so the last one