Three cards labelled $\editable{2}$2, $\editable{3}$3 and $\editable{4}$4 are placed face down on a table. Two of the cards are selected randomly to form a two-digit number. The outcomes are displayed in the following probability tree.
List the sample space of two digit numbers produced by this process.
Separate different outcomes with a comma.
Find the probability that $2$2 appears as a digit in the number.
Find the probability that the sum of the two selected cards is even.
What is the probability of forming a number greater than $40$40?
A coin is tossed twice.
Luke can’t remember the order of his PIN for his EFTPOS card, but he knows it contains the digits in $2853$2853.
Ivan rolled a standard die and then tossed a coin.