Future Perfect Tense and Probabilities

Question 1

How is the future perfect tense made?

Answer 1

By using the irregular future haber + past participle
Translates as “will have ____”

Example:
Habré hecho
I will have done

Question 2

What is the future perfect tense used for?

Answer 2

Actions that are completed or finished in the future
(Will + have in English)

Example:
Para octubre se habrán casado.
They will have gotten married by October.

Question 3

Future perfect tense + probability =

Answer 3

Present perfect meaning

Example:
¿Dónde habrá estado Juan?
Where could Juan have been?
Where do you think Juan has been?
I wonder where Juan has been?