Question: Expatriate Cubans settled in nearby Florida, establishing a colony that would steadily gain in political and economic power.
People that left Cuba congregated in the state of Florida.

Answer: yes

Question: and it's just ten children at a time
There are ten of them at once.

Answer: yes

Question: 7 billion would be incurred slaughtering at-risk cattle culled to prevent BSE spread, and that costs of $593 million would be incurred imposing feed regulations at the time BSE was detected.
The slaughtering of cattle was needed to reduce the risks.

Answer:
it is not possible to tell