1. The problem statement, all variables and given/known data In how many ways can 4 articles be divided between 2 people when each person must receive at least one article? 2. Relevant equations 3. The attempt at a solution I tried it like this Person 1 could have ( 3,2 or 1 paper(s) ) Person 2 the same so total # ways = 6 + 6 = 12 But this is wrong.