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A raffle box holds 12 tickets, and 3 of them win a… | StemPy Lab
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A raffle box holds 12 tickets, and 3 of them win a prize. Imran and Sofia each take one ticket, Imran first, and neither ticket is put back. What is the probability that exactly one of them wins a prize?
Mathematics
Medium
High School (11–12)
Statistics and Probability › Conditional Probability and Bayes' Theorem
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Created by
StemPy Lab
A raffle box holds
12
12
12
tickets, and
3
3
3
of them win a prize. Imran and Sofia each take one ticket, Imran first, and neither ticket is put back. What is the probability that exactly one of them wins a prize?
6
11
\dfrac{6}{11}
11
6
3
8
\dfrac{3}{8}
8
3
9
44
\dfrac{9}{44}
44
9
9
22
\dfrac{9}{22}
22
9
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