M1911 .45 cal
.40 cal hollow points. That is what they practice with also.
Impossible to answer without more information.
The value of a Titan handgun 32 cal is $159.99.
50-250 USD or so depending on specifics
22 cal. dillenger worth
Depends on model and condition. Sort of like "How much is a Ford car?"
The path is close to a parabola.
45
It depends on several factors, and it is too broad of a question to answer.
What MAKE?
Valor Guardian