Answer:
2 1/2 for $6.25
Explanation:
Hello
the unit price is the price that you pay for a unit of product, you must find each unit price and compare
the unit price is given by

Step 1
find each unit price
1).2 for $5.08

unit price =2.54 $
2).5 for $12.70

unit price =2.54 $
3) 1/2 for $1.27 2

unit price =2.54 $
4) 2 1/2 for $6.25

unit price =2.5 $
Step 2
define
Now, we can define that the unit price of 2 1/2 for $6.25 is different to the others.
2.5 ≠ 2.54
Have a great day