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There are 9 students in a class: 2 boys and 7 girls. If the teacher picks a group of 4 at random, what is the probability that everyone in the group is a girl?
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There are 9 students in a class: 2 boys and 7 girls.

If the teacher picks a group of 4 at random, what is the probability that everyone in the group is a girl?

User RIAstar
by
5.8k points

2 Answers

3 votes

Answer: 7/9

Step-by-step explanation: There are 9 students total. There are more girls than boys. So the probability that everyone in the group is a girl is 7. At least, that I would think.

User Kavya Saraboju
by
6.0k points
4 votes

Answer:

5/18 ;-; i got it wrong

User Jack Chu
by
6.0k points
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