how far can

It seems like you started to ask a question, but it got cut off. Could you please complete your question? I’ll do my best to provide a helpful answer.

You started with “how far can” – are you asking about a specific topic, such as:

* How far can a person run?
* How far can a car travel on a full tank?
* How far can a bird fly?
* Something else entirely?

Please let me know, and I’ll do my best to provide a helpful answer!