A coin is flipped and a number cube is rolled The tree diagram below shows the possible outcomes Use t diagram to answer the questions Coin heads tails Number cube 2 3 5 6 2 3 4 5 6 a How many outcomes are there outcome s Outcome heads 1 heads 2 heads 3 heads 4 heads 5 heads 6 tails 1 tails 2 tails 3 tails 4 tails 5 tails 6 b How many outcomes involve heads and an even number outcome s c How many outcomes do not involve rolling 5 outcome s X