Probability Practice 2 6 na statistics class there are 18 juniors and 10 seniors 6 of the seniors are females and 12 of the juniors are males If a student is selected at random find the probability of selecting the following a A junior or a female b A senior or a female c A junior or a senior b A club or a heart or a spade c Aking or a queen or a diamond 7 If one card is drawn from an ordinary deck of cards find the probability of getting the following a A king or a queen or a jack d An ace or a diamond or a heart e A 9 or a 10 or a spade or a club b Doubles or a sum of 6 or 8 da Name Det 8 Two dice are rolled Find the probability of getting a A sum of 5 6 or 7 c Asum greater than 8 or less than 3 ORE Ricarney out alugmo nely and easqnto 20777 il sal better In ho wasten co BIA S dorg beurs HORA ZA aurbest mog E d Based on the answers to part a b and c which is least likely to occur Explain why An urn contains 6 red marbles 2 green marbles 1 blue marbles and 1 white marble If a marble is drawn find the probability of getting a red or a white marble