Answer to Question #238369 in Statistics and Probability for jack

Question

An

ordinary deck of

playing

cards has 1

3 cards of each unit. Suppose that a card is

selected at random from the de

ck.

Answer 1

The given data is incomplete, so we assume it as:

An ordinary deck of playing cards has 13 cards of each unit. Suppose that a card is selected at random from the deck. What is the probability that the selected card is black queen?

Solution:

Total number of cards = 52

Number of black queen = 2

Required probability$=\dfrac{2}{52}=\dfrac{1}{26}$