Question:
23 About 89 percent of all city routes are residential routes.

Does it follow that "90% of the routes are residential routes."?
Answer:
no

Question:
First, it implies that the competition for mates drives most people to save too much money.

Does it follow that "It means that the race to find mates leads a lot of people save a lot of money."?
Answer:
yes

Question:
As I speak to you.

Does it follow that "As I speak of it to myself."?
Answer:
no

Question:
It's as if Mann made him up.

Does it follow that "Mann introduced him to everyone."?
Answer:
no