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Mathematics, 01.07.2020 18:01 LulPink
Harry Potter’s closet contains 12 brooms. 7 brooms areComet 260s, 4 brooms areNimbus 2000s, and1 broom is aFirebolt. Harry, Ron, George and Fred want to sneak out in the middle of the night for agame of Quidditch. They are afraid to turn on the light in case they get caught. Harry reaches into thecloset and randomly pulls 4 brooms out at once without looking.(a) What is the probability that all 4 chosen brooms areComet 260s?(b) What is the probability that Harry pulls out 1Comet 260, 2Nimbus 2000s, and 1Fireboltbroom?(c) What is the probability that at least 1 of the 4 chosen brooms is aComet 260?
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Harry Potter’s closet contains 12 brooms. 7 brooms areComet 260s, 4 brooms areNimbus 2000s, and1 bro...
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