In a group of 12 students, there are 7 females and 5 males How many different 3-member committees are possible if there are no restrictions? How many different 3-member committees are possible there must be exactly 2 girls? How many different 3-member committees are possible there must be at least 1 girl? Determine the probability that a 3-member committee chosen at random from this group will consist of at least 1 females. Write your answer as a percent. %
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