The most common men’s shoe size in the U. S. is reported to be 10 1/2. A shoe store uses a table like the one below to decide how many pairs of size 10 1/2 shoes to buy when it places a shoe order from the shoe manufacturers. What is the ratio of the number of pairs of size 10 1/2 shoes the store orders to the total number of pairs of shoes being ordered?

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.