Premise:
"Intricate mosaics depicting scenes from Menender's comedies are displayed beautifully, with clear glass tile walkways allowing close access to the detail."
Hypothesis: The mosaics are said to be priceless artifacts, even though some have offered to buy them for millions of dollars.

it is not possible to tell

Premise:
"um-hum and how much uh how many kittens do they normally have in the litter"
Hypothesis: How many kittens are typical for a litter?

yes

Premise:
"The Marais district, north of the two islands in the river, was built on land reclaimed from the marshes."
Hypothesis: The Marais district is a good place to find anything you need.
it is not possible to tell