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Mathematics - Probability Question with Solution | TestHub

MathematicsProbabilityGeneral (Event SS, Definitions, Odd against/Favour)Medium2 minQB

MathematicsMediumsingle choice

A bag contains n white and n red balls. Pairs of balls are drawn with out replacement until the bag is empty. The probability that each pair consists of one white and one red ball is

Options:

Answer:

Solution:

$n (s) = 2 n_{C_{2}} .2 n - 2_{C_{2}} \dots .. 2_{C_{2}}$

$n (E) = n^{2} (n - 1)^{2} (n - 2)^{2} \dots 1^{2} = (⌊ n)^{2}$

Stream:JEESubject:MathematicsTopic:ProbabilitySubtopic:General (Event SS, Definitions, Odd against/Favour)

⏱ 2mℹ️ Source: QB

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