1. You have that:
- Samantha’s younger brother turned 3 years old.
- Fred’s brother is 30 months old.
2. one (1) year has twelve (12) months. Keeping this on mind, you have to follow the proccedure below:
3 yearsx12 months=36 months
3. As you can see, Samantha’s younger brother just turned 36 months old and Fred’s brother is 30 months old. Therefore, you can conclude that Samantha’s younger brother is older than Fred’s brother.