1. You are choosing curtains, paint, and carpet for your room.

You have 12 choices of curtains, 8 choices of paint, and 16 choices

of carpeting. How many different ways can you choose curtains,

paint, and carpeting for your room?

2. Nine books are taken from a shelf and laid in a stack on a

table. In how many different orders can the books be stacked?

3. You have forgotten the combination of the lock on your

school locker. There are 60 numbers on the lock, and the correct

combination is "R___ - L___ - R___." How many possible combinations

are there?

4. If twelve basketball teams are in a tournament, find the

number of different ways that first, second, and third place can be

decided. (Assume there are no ties.)

5. A discussion panel consisting of 4 women and 5 men is to be

seated behind a long table at an open town meeting. In how many

ways can the panel be seated if women and men must be placed in

alternate seats?

6. Next year you are taking math, English, history, world

language, chemistry, physics, and physical education. Each class is

offered during each of the seven periods in the day. In how many

different orders can you schedule your classes?

I think for #1, I multiply all of the numbers? #6, is that 7ncr7? Im not sure about that one. The rest I dont know.