It depends on the make and model of .25 caliber handgun, but, generally the magazine would hold at least 5 rounds with one in the chamber for a total of 6 rounds. The correct terms for "bullets" are "rounds" or "cartridges", a bullet is the projectile that exits the firearm.
Most of the time it is 50. Some of the self defence ammo comes in packaging of 25 or 20.
A Titan .25 caliber pistol typically has a magazine capacity of 7 to 9 rounds, depending on the specific model.
One
generally speaking, any .25 ACP ammo will work, assuming it's a .25 semi-auto pistol.
No.
None. No such gun.
up to 20
6, IIRC
What model?
the semi-automatic 45 pistol holds seven rounds in the magazine and one in the chamber
9mm
The correct term is cartridge, not bullet- and the answer will depend on WHICH .40 caliber pistol.