Two students are selected at random from a group of 10 boys and 12 girls
1)Find the probability that they are both girls
2)Find the probability one is a boy and the other is a girl
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Answered by
18
Answer:
1)total outcomes=12
no of possible =2
probability=2/12
=1/6
2)total outcomes=22
no of possible=2
probability=2/22
=1/11
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Answered by
8
a) b)
Step-by-step explanation:
Since we have given that
Number of boys = 10
Number of girls = 12
So, 1)Find the probability that they are both girls
2)Find the probability one is a boy and the other is a girl
Hence, a) b)
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