How many black jacks in a standard deck of 52 cards?
There are two black jacks in each deck of cards. There is a jack
of spades and a jack of clubs. Each deck of cards has two suits
that are black, spades and clubs. Each deck also has three face
cards (cards that depict a person), jack, queen and king, for each
suit. Therefore, there are two black jacks (jack of a black suit)
in each deck of 52 cards.