# On the first day of Christmas, Calvin gave to me

**Discrete Mathematics**Level 2

*A Partridge in a Pear Tree.*

From a deck of 52 cards, you draw 2 cards (without replacement). Given that the first card is a 3, what is the probability that you get a pair of threes (pear tree)?

(1) \( \frac{1}{221} \)

(2) \( \frac{4}{52} \)

(3) \( \frac{3}{51} \)

(4) \( \frac{13}{52} \)