If a card in drawn from a standard deck of 52 cards , what is the probaility of the
event that the card is a picture card ? What in the probability of the event that the card is a spade ?

Explanation

There are 12 picture cards in a standard deck ,so id one card is drawn , the probability that it is
a picture card is `(12)/(52)` . The probability that it is a spade is `(13)/(52)` because a deck has 13 spades .