The percentage of the cookies were gingerbread is 60%.
Given that, the total number of gingerbread cookies and sugar cookies= 55 and the number of gingerbread =22.
Percentage is defined as a given part or amount in every hundred. It is a fraction with 100 as the denominator and is represented by the symbol "%"
Here, Difference =55-22
=3
Percentage =33/55 ×100
= 0.6 ×10
= 60%
Therefore, the percentage of the cookies were gingerbread is 60%.