Premise:
"Time flies."
Hypothesis: Time is at a standstill.

no

Premise:
"Critics applaud the St. Petersburg-based company's 18 day stint in New York."
Hypothesis: Critics were pleased with the company's overall performance in NYC.

yes

Premise:
"Under this scenario, he suggests that rates be set to allow nondiscriminatory access to the monopoly delivery service by the firms competing in processing and transportation."
Hypothesis: There were 5,000 attendees who listened to his talk about service monopoly.
it is not possible to tell