Question: Sentence A: Costs for each postal activity (mail processing, delivery, etc) that can be attributed to mail volumes, are divided by total volume to obtain an estimate of the marginal cost.

Sentence B: The estimates for costs are pretty accurate for the mailings.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Question: Underwater sports off the major islands and rocky islets of the FWI are the highlights of countless vacations.
Vacations activties occur off the major islands of the FWI.
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: yes

Problem: Here is a premise:
The academy was founded by Cardinal Richelieu to be the supreme arbiter of the French language.

Here is a hypothesis:
Cardinal Richelieu was dogmatic and intolerant towards those with differing views on the French language.

Here are the options: OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Sentence 1: But apparently no definitive number ...

Sentence 2: No number for certain, though.
OPTIONS:
- yes
- it is not possible to tell
- no
Is this second sentence entailed by the first?

Answer: yes

Question:
Because Miss Boulaye happens to be black, the reporter assumed she was obsessed with a racist political system, commented the Telegraph . And since she is a Tory, the paper assumed she supported what, it conceded yesterday, was 'abhorrent to her.

Does it follow that "The paper wrote a lot of articles on Miss Boulaye based on facts. "?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
no

Question:
Based on the premise "The historical wing is filled with ancient weapons, including a leather cannon that must have given gunners a few anxious moments.", can we conclude that "The historical wing houses an ancient leather cannon. "? OPTIONS:
- yes
- it is not possible to tell
- no
****
Answer:
yes