It depends strictly on the magazine. Some magazines hold 10, some hold 30.
7.62x39mm
7.62x39
The AK-47 shoots a 7.62 x 39mm bullet. The 39mm indicated the length of the brass/steel case.
The AK-47 uses the 7.62x39mm round. Note that the AK-74, a similar firearm uses the different 5.45x29mm round.
7.62×39mm
In the 2000-2200 fps range.
1776mph over 2000fps
one hundred and twenty three pounds
Best left to a gunsmith
Very small trees.
The AK-47 and AKM use the 7.62x39 cartridge.
The cartridge is 7.62mm x 39mm long.