7
There are four sevens in a pack of 52 cards.
There are 4 sevens in a deck of 52 cards.
4 7's
In a standard deck of cards, there are no jacks that are also sevens. Each card has a unique rank, so the seven of any suit is different from the jack of that suit or any other suit. Therefore, the answer is zero; there are no sevens that are jacks in a deck of cards.
52
4 - one each of diamonds, hearts, spades and clubs.
I'm not quite sure what you were just asking there. If you were asking how many cards were in a full deck, then the answer is 52
81 I think
In a normal 52-card "Poker" deck, there is one "7 of Clubs" card. In fact, there's only one of every type except the Joker, and there are generally two Joker cards. Of course, in Pinochle deck, there aren't any sevens at all.
There are fifty-two cards in a deck of playing cards (excluding the two jokers).
There are 52 cards in a deck of cards.
There are four sixes and four sevens