1. A pair of dice is thrown. What is the probability that both numbers are the same given that the sum is even?

2. The girls' volleyball team plays 3 games in a round robin tournament. What is the probability that they win exactly 2 of the three games? Draw a tree diagram to represent the situation.

3. The timing pattern for a traffic light is Green 30 seconds, Amber 5 seconds, Red 25 seconds. If you drive up to this traffic light

a) What is the probability that it is green?

b) What are the odds in favour of it being green?

c) What are the odds against it being amber?