Answer:
The chocolate covered pretzels in Sophie's bag weighed
kilograms.
Explanation:
Sophie filled a bag with 2 2/3 kilograms of candy.
This means that the total weight is of:

The total weight is of 8/3 kilograms.
1/4 of the weight of the candy was from chocolate covered pretzels. How much did the chocolate covered pretzels in Sophie's bag weigh?
1/4 of 8/3. So

The chocolate covered pretzels in Sophie's bag weighed
kilograms.