Your average pack of cigarettes has twenty too many cigarettes.
Most times its 20 cigarettes in one package.
In the US there usually 20 in a pack, 200 in a carton.
Usually 1 pack contain 12-20 cigarettes. 1 cartoon = 10 pack, so 1 cartoon usually 120-200 cigarettes.source : http://www.lexcigarettes.com
20