1) Andrew tosses three coins, one after another. In how many different orders could heads or tails occur?

Options: a) 2 b) 4 c) 6 d) 8

2) David is purchasing his first new car. He is given a choice of two upholstery materials (cloth and leather) and four colours (black, blue, grey, and red). a) Draw a tree diagram to illustrate his choices. b) How many choices does he have if he wants a red car?

3) In how many orders can a family of 8 sit around a round table for Thanksgiving dinner?