There are 13 different face values, 4 of each.
There are 4 different suits, 13 of each.
Each card is a unique combination of face value and suit.
Also, there are face cards (jack, queen, king, and sometimes ace), and number cards, and sometimes aces are considered by themselves.
There are 52 cards in a deck of cards.
52!
If the cards are all different then there are 13C7 = 1716 different hands.
There are 52 cards in a playing deck.
13 diamons are in a deck of cards
In a normal deck there are 39 such cards.
There are four nines in a deck of cards.
In a standard deck of playing cards, there are 26 red cards.
There are 65,780 ways.
There are two red aces in a deck of cards.
There are four 2s in a deck of cards.
The are 52 cards in a playing deck.