For each lottery we operate, we have an individual set of terms and conditions that provide details on things such as - prize values, the number of tickets sold, and draw dates. You can view these at the bottom of each of the lottery prize pages.
https://www.materlotteries.com.au/mater-prize-home/terms-and-conditions
https://www.materlotteries.com.au/mater-cars-for-cancer/terms-and-conditions