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4-person task force (GMAT Prep)

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by alex.gellatly » Sat Jun 30, 2012 3:07 am
A 4-person task force is to be formed from the 4 men and 3 women who work in Company G's human resources department. If there are to be 2 men and 2 women on this task force, how many different task forces can be formed?

14
18
35
56
144
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by Anurag@Gurome » Sat Jun 30, 2012 3:19 am
alex.gellatly wrote:A 4-person task force is to be formed from the 4 men and 3 women who work in Company G's human resources department. If there are to be 2 men and 2 women on this task force, how many different task forces can be formed?
Number of ways to select 2 men from 4 = 4C2 = 6
Number of ways to select 2 women from 3 = 3C2 = 3

Hence, number of different task forces = 6*3 = 18

The correct answer is B.
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by sandeep_thaparianz » Sat Jun 30, 2012 5:38 am
+1 for B
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