When the members of a family discussed where their annual reunion should take​ place, they found that out of all the family​ members, 7 would not go to a​ park, 5 would not go to a​ beach, 9 would not go to the family​ cottage, 2 would go to neither a park nor a​ beach, 3 would go to neither a beach nor the family​ cottage, 5 would go to neither a park nor the family​ cottage, 1 would not go to a park or a beach or to the family​ cottage, and 2 would go to all three places. What is the total number of family​ members? no explanation