Q1: Two jokers are added to a standard 52 card deck. The deck is then shuffled, what is the probability that someone draws 5 cards and two of those 5 cards happen to be both jokers.

is this what you do? [SUB]5[/SUB]C[SUB]3 / 54[/SUB]C[SUB]5 [/SUB]?

Q2: 7 members of the swimming club line up for a picture. What is the probability that Marry and Jory will sit together?

is the answer, 12/7! ?

Q3: There is a 15% of winning a game, what are the odds against winning the game?

is the answer, 17:3?

Q4: From a group of 7 juniors and 10 seniors, determine how many communities of 6 students can be chosen if 4 are juniors?

is the answer, ([SUB]7[/SUB]C[SUB]4[/SUB])([SUB]10[/SUB]C[SUB]2[/SUB]) ?