Ages of people at a park. Which situation is shown on this number line?

Graph of an inequality from positive 3 and all values to the right on a number line. Positive 3 is not included.

All the children at the park are older than 3 years old.

No children at the park are older than 3 years old.

All the children at the park are younger than 3 years old.

All the children at the park are 3 years old.