One card is selected from a deck of playing cards. Determine the probability of selecting:

a card greater than 9 or a black card.

hmmmmm....i don't play cards, i'm not even sure how many is in a deck...38??

2 answers

A deck of cards has 52 cards -- 13 in each of four suits.

Two suits are red: hearts and diamonds
Two suits are black: clubs and spades

The cards in each suit (in order): 2, 3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King, Ace.
oh thank you Ms. Sue....so the probability would be 31/52 or 0.596??