Premise:
"Marjorie, it's been a delight to correspond with you this week."
Hypothesis: It was nice talking to you, Marjorie.

yes

Premise:
"There are changing rooms and a small refreshment area."
Hypothesis: There are changing rooms as well as a small refreshment area.

yes

Premise:
"He had to sign letters and open gifts from various companies hoping to win favors."
Hypothesis: He did not do anything for the companies.
no