Coltonh7993 Coltonh7993

07-05-2018
Mathematics

contestada

A jar contains 30 red marbles, 50 blue marbles, and 20 white marbles. you choose one marble from the jar at random. what is the theoretical probability of choosing a white marble?

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mkryukova19 mkryukova19

10-05-2018

30+50+20=100 = altogether marbles
P(white)= 20/100 =1/5
P(white)=1/5

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konrad509 konrad509

08-07-2018

[tex]|\Omega|=100\\ |A|=20\\ P(A)=\dfrac{20}{100}=\dfrac{1}{5}=20\%[/tex]

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