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15 votes
Mr. Miller's class had 15 girls and 7 boys. What is the probability

that he will randomly choose a girl first and then another girl

User Jesse Hall
by
5.2k points

1 Answer

6 votes

Answer:

  • 5/11

Explanation:

Number of students:

  • 15 + 7 = 22

Probability of choosing a girl:

  • P(g) = 15/22

Probability of choosing two girls:

  • P(g, g) = 15/22*14/21 = 15/22*2/3 = 5/11
User Lkristjansen
by
5.0k points