math problems

Question

 A restaurant offers 4 appetizers and 6 main courses. In how many ways can a person order a two-course meal?

Answer 1

The simple answer is 24.  You multiply the 4 x 6.  Here's another for you:

 

I have 1 red shirt, 1 blue shirt and 1 black shirt.  I also have 1 pair of white pants, 1 pair of blue pants, 1 pair of green pants and 1 pair of black pants.  HOw many different outfits can I make from the 3 shirts and 4 pair of pants?