Answer:
3 baby carrots, 4 crackers and 6 grapes
Explanation:
Given



Required
Determine the number of each food item in a lunch box
First we need to get the number of lunch boxes by calculating the GCF of 9, 12 and 18



The GCF is:

This implies that the number of lunch boxes is 3.
If there are 3 lunch boxes:
- 3 baby carrots will go into each lunch box because 3 * 3 = 9
- 4 crackers will go into each lunch box because 4 * 3 = 12
- 6 grapes will go into each lunch box because 6 * 3 = 18