Sentence 1: Standard cost implies a norm, or what costs should be.

Sentence 2: The standard is what the item should be priced.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: The heads of the many fashionably attired women present were busily laid together, and their whispers became so loud that the judge angrily threatened to have the court cleared if there was not immediate silence.

Sentence 2: The judge pointed at the loud women and demanded immediate silence.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: i've never been there hum-um

Sentence 2: Yeah, I have never been there, but wouldn't mind going.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell