Last Updated on May 11, 2023
GMAT OFFICIAL GUIDE PS
Solution:
We need to determine the number of ways to lineup male, female, male, female, male, female.
Since there are 3 males, we have 3 options for the first spot, and since there are 3 females, we have 3 options for the second spot. Then we have 2 options for the third spot, 2 options for the fourth, and 1 option for each of the last two spots. Thus, the number of ways to lineup that group is 3 x 3 x 2 x 2 x 1 x 1 = 36.
Answer: D