Question: can you help with this counting problem? Set M = {1,2,3,4,5,6,7} A. If we allow each student to pick a number from M, and every

can you help with this counting problem?

can you help with this counting problem? Set M = {1,2,3,4,5,6,7} A.

Set M = {1,2,3,4,5,6,7} A. If we allow each student to pick a number from M, and every number can be picked at most twice, what is the maximum number of students that can pick numbers? B. What is the max number of 4-element-subsets of M we can select, such that intersection of any 3 of them is empty

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