sentence1: How many ways are there for less than 5 males and 4 females to sit ( around a circular table ) if no male should sit next to a male ( and no female next to female ) and Mary wants to sit with her back on the wall ?
sentence2: How many ways are there for 3 males and 4 females to sit ( around a circular table ) if no male should sit next to a male ( and no female next to female ) and Mary wants to sit with her back on the wall ?