In the game of blackjack a 2card hand consisting of an ace a

In the game of blackjack, a 2-card hand consisting of an ace and either a face card or a 10 is called a \"blackjack.\" If a standard 52-card deck is used, determine how many blackjack hands can be dealt. (A \"face card\" is a jack, queen, or king.) blackjack hands

Solution

Ace can be 1 out 4 cards.
2nd card can be either a 10 , jack , queen , king of any of 4 suits i.e any of 16 cards.
16c₁ * 4c₁ = 64 different combinations.