The answer should be 2.2, or as a fraction from 2 and 1/5
as 2 and 3/4 can be changed to 2.75 and 4/5 can be changed to 0.8
It would be bigger than 1/2 inches because they are simply asking for the difference which is 5 1/2-5= 1/2.
The answer is a. 5. Good luck
