Waec Model Questions Vol1 2019 Mathematics Question 31
Practice objective / multiple choice question 31 from the 2019 Waec Model Questions Vol1 Mathematics examination.
A box contains white, black and red balls. The probability that two balls drawn successively without replacement are both white is \(1/3\), and the probability that both are black is \(1/15\). Given that the first ball drawn is not red, find the probability that the second ball drawn is black.
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About This Question
This is Waec Model Questions Vol1 2019 Mathematics Question 31. It is one of the objective questions from the 2019 Waec Model Questions Vol1 Mathematics examination.
Difficulty level: Hard .
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