Tough and Tricky questions: Combinations.
Six students - 3 boys and 3 girls - are to sit side by side for a makeup exam. How many ways could they arrange themselves given that no two boys and no two girls can sit next to one another?
A) 12
B) 36
C) 72
D) 240
E) 720
Kudos for a correct solution.
Source: Chili Hot GMAT