Question

You are going out with your friends and trying to decide what to wear. You have the set of shirts and the set of bottoms below. Find A X B.

A = {red, blue, green}

B = {khaki, denim, cargo}

Answer 1

It is a set of nine ordered pairs, something like:
{(red, khaki), (red, denim), (red, cargo), (blue, khaki), ....}

Answer 2

There are 9 total combinations of outfits

Answer 3

yup