The strength of a rectangular beam varies jointly with its width and the square of its thickness. if a beam 7 7 inches wide and 3 3 inches thick supports 2520 2520 pounds, how much can a beam of the same material that is 2 2 inches wide and 1 1 inch inch thick support?

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.