Here is a document with 150 hard math practice questions. Thought I'd share this especially for those who maxed out their Aniko free questions for the week https://uploads.schoolhouse.world/prod1/users/25c0b8d3-910d-4fe7-a633-f7e9f0da9476/conversations/205667/messages/upload-2134be0f-ccb8-4c47-aeb2-c06200b490b8.pdf