Premise:
"So far, Campbell and Frank have enlisted only 34 co-signers, and the administration shows no signs of paying attention."
Hypothesis: There have only been 34 co-signers enlisted by Frank and Campbell to date.

yes

Premise:
"Cynthia, whose young spirits were naturally buoyant, was looking quite her pretty self again, and we all, with the exception of Lawrence, who seemed unalterably gloomy and nervous, were quietly cheerful, at the opening of a new and hopeful future. "
Hypothesis: The new situation is a new business they are opening together.

it is not possible to tell

Premise:
"employees and union representatives to obtain their input about potential changes."
Hypothesis: Input about potential changes should be ignored from employees.
no