7. Which situation is more likely after four bridge hands have been dealt: you and your partner hold all the clubs or you and your partner have no clubs? (A game of bridge is played by two pairs of players, with players on a team sitting opposite each other, where each player is dealt 13 cards.) 8. You type four letters to four people and addresses the four envelopes. If you insert the letters at random, each in a different envelope, what is the probability that exactly three letters will go into the right envelope? 9. A pencil with a pentagonal cross-section has a logo imprinted on one of its five faces. If the pencil is rolled on the table, what is the probability that it stops with the logo facing up