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Joined: 23 Jan 2021
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Concentration: , International Business
In a group of 8 students, 5 are girls. If you randomly select 2 studen
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12 Aug 2021, 19:21
12 Aug 2021, 19:21
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90% (00:52) correct
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In a group of 8 students, 5 are girls. If you randomly select 2 students from the group and appoint one of them as monitor and the other as vice monitor. What is the probability that both students selected are girls?
Give your answer as a fraction .
Give your answer as a fraction .
Show: :: OA
\([m]5/14\)[/m]
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Joined: 16 Apr 2020
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WE:Education (Education)
Re: In a group of 8 students, 5 are girls. If you randomly select 2 studen
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14 Aug 2021, 09:37
14 Aug 2021, 09:37
1
COolguy101 wrote:
In a group of 8 students, 5 are girls. If you randomly select 2 students from the group and appoint one of them as monitor and the other as vice monitor. What is the probability that both students selected are girls?
Give your answer as a fraction .
Give your answer as a fraction .
Show: :: OA
\([m]5/14\)[/m]
Number of ways of selecting 2 girls = (C)(VC) = (5)(4) = 20
Number of ways of selecting 2 students = (C)(VC) = (8)(7) = 56
Prob. = \(\frac{20}{56} = \frac{5}{14}\)
gmatclubot
Re: In a group of 8 students, 5 are girls. If you randomly select 2 studen [#permalink]
14 Aug 2021, 09:37
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