can anyone answer this?

A picture ie 8 inches 10 inches. you want to shrink the picture so you can have a wallet size pictiure, keeping the same propportiond of width to length. if the width of the wallet picture is 2 inches, what is the length?
A) 2.25 in
B) 2.5 in
C) 2.75 in
D) 3 in​