subject
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?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 22:00
Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2
Answers: 1
question
Mathematics, 21.06.2019 22:10
Which number line correctly shows 0.8 + 0.3?
Answers: 1
question
Mathematics, 22.06.2019 00:10
Hello, i need compare km^2 and km. what's difference in this?
Answers: 2
question
Mathematics, 22.06.2019 00:50
Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69
Answers: 2
You know the right answer?
Harry Potter’s closet contains 12 brooms. 7 brooms areComet 260s, 4 brooms areNimbus 2000s, and1 bro...
Questions
question
Mathematics, 28.10.2019 22:31
question
History, 28.10.2019 22:31
Questions on the website: 13722367