please help my finale math exam is do to night
1: What is the volume of a circular cake pan that measures 8 inches across and 2 inches high?
2: How many outcomes are created by rolling a 4-sided die, 6-sided die, and a 12-sided die at the same time?

3: Sammy puts 12 M&Ms in a bag. 3 are green, 4 are yellow, 2 are orange, and 3 are red. He pulls one M&M at a time from the bag and eats it. What is the probability he will pull a yellow, then a green, then a red?

4: A magician is doing a trick that needs 3 volunteers and he has 100 audience members to choose from. How many different ways can the magician choose his volunteers?

5: A waiter in a restaurant has 8 booths available. How many different arrangements are possible to seat 8 groups of people?