Problem: Here is a premise:
If so, then he was extremely fortunate, for he managed to land on the only large, sandy beach for hundreds of miles around.

Here is a hypothesis:
He could not be any less fortunate.

Here are the options:

Answer: no

Problem: Here is a premise:
I find that a little extreme--or, at least, difficult to foresee.

Here is a hypothesis:
I can see that clearly and do not at all find it to be extreme.

Here are the options:

Answer: no

Problem: Here is a premise:
In contrast to Mallorca, Menorca's economy was devastated for decades.

Here is a hypothesis:
The economy of Mallorca avoided decades of devastation.

Here are the options:

Answer: yes

Problem: Here is a premise:
Be advised that it is traditional for showgirls in Las Vegas production shows to be topless, and that tradition continues; many shows are not appropriate for children.

Here is a hypothesis:
It is traditional for Las Vegas showgirls to appear topless in production shows.

Here are the options:

Answer:
yes