Neco 2022 Mathematics Question 20
Practice objective / multiple choice question 20 from the 2022 Neco Mathematics examination.
A box contains red, blue and green marbles. The probability of drawing a red marble is \(\frac{1}{5}\). Given that a marble drawn is not red, the probability that it is blue is \(\frac{2}{3}\). Two marbles are drawn successively without replacement. What is the probability that the two marbles are of different colours? Express your answer as a fraction in lowest terms.
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About This Question
This is Neco 2022 Mathematics Question 20. It is one of the objective questions from the 2022 Neco Mathematics examination.
Difficulty level: Hard .
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