question: one in four is quite proper as much as i paid for these things.
Capitalize this past sentence correctly.
A: One in four is quite proper as much as I paid for these things.

question: 3 bus routes and entrance to tivoli valid 48h
Capitalize this past sentence correctly.
A: 3 bus routes and entrance to Tivoli Valid 48h

question: it is a relatively rare infection in dogs, and is better known for its effects on rabbit populations.
Capitalize this past sentence correctly.
A: It is a relatively rare infection in dogs, and is better known for its effects on rabbit populations.