Answer: 50% increase
Step-by-step explanation:
Think of 20 as 100%
Half of 20 is 10 which is 50% in this scenario.
30-20=10
This means that the price of the item increased by 50% or 10.
False, It was till Pack 5 it was going up 3 every pack but at 5 it went up 13 cookies.
