An Israeli armored brigade consists of two armored battalions and one infantry battalion, while an infantry brigade consists of two infantry battalions and one armored battalion. An armored battalion consists of two armored squadrons and one infantry squadron, and an infantry battalion consists of two infantry squadrons and one that is armored.
It keeps on this way through squadrons, platoons, squads, until finally, an armored squad consists of two armory soldiers and one infantry soldier, and similarly with the infantry squad.
How many soldiers should be retrained, in order to transform an infantry brigade into an armored brigade?