It’s A
You take the smallest number for min
And largest number for max
then do process of elimination
It can’t be a negative either
Rad15
use the pythagorean theorem on both triangles to find x
y^2 + 6^2 = 10^2
y=8
7^2 + x^2 = 8^2
x=radical 15
20% of 1000 = 200
40% of 200 = 80
Therefore there are 80 red sneakers
Hope this helps :)