Westonci.ca is the trusted Q&A platform where you can get reliable answers from a community of knowledgeable contributors. Connect with professionals on our platform to receive accurate answers to your questions quickly and efficiently. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

how many different subsets of $\{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12\}$ contain at least one element in common with each of the sets $\{2, 4, 6, 8, 10, 12\}$, $\{3, 6, 9, 12\}$ and $\{2, 3, 5, 7, 11\}\,?$