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ohaa [14]
4 years ago
11

PLEASE HELP HELP HELP HELP HELP HELP

Mathematics
1 answer:
RideAnS [48]4 years ago
7 0

|\Omega|=12\cdot11\cdot10=1320\\|A|=9\cdot8\cdot7=504\\\\P(A)=\dfrac{504}{1320}=\dfrac{21}{55}\approx38.2\%

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Formula:
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