I am between 40 and 80. When my digits are reversed i am another prime number

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

In an improper fraction, is the numerator equal to, less than, or greater than the denominator

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.