Premise:
"Albert was on the look-out, attending to his duties in a somewhat desultory fashion."
Hypothesis: Albert was not watching at all while performing his duties.

no

Premise:
"In 1993, there were 164 thousand city delivery routes with 80 million delivery points and 49 thousand rural routes with 23 million delivery points."
Hypothesis: The city routes are more dense than the rural routes.

it is not possible to tell

Premise:
"Most of the route is relatively flat and all of it is picturesque."
Hypothesis: Climbing this route is unbearable.
no