1.In a political discussion group there are 9 Democrats, 10 Republicans and 6 Independents. If one group member is chosen at random to represent the group, what is the probability that they are a Republican?

2.You want to arrange 9 of your favorite CD's along a shelf. How many different ways can you arrange the 9 CD's assuming that the order of the CD's makes a difference to you?

3.To play a certain lottery, a person has to correctly select 7 out of 65 numbers, paying $1 for each seven-number selection. If the seven numbers selected are the same ones that are drawn, mountains of money are bestowed.How many possible seven numbercombinations can be chosen from the 65 numbers?