Probability
Are you preparing for campus placements,Banking,SSC, IAS, Insurance,Defence and other competitive exams? Then, make sure to take some time in practicing the Probability questions and answer in Quantitative Aptitude. Moreover, only those questions are included that are relevant and likely to be asked in any competitive exam. So, take these questions and answer, brush up your skills and practice to stay fully prepared for any your exam.

Q1.A bag contains 4 orange, 5 yellow and 7 white balls. Two balls are drawn at random. What is the probability that one is yellow and second of the balls drawn is white?
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Q2.What is the probability that there are 53 Wednesdays, if a leap year is chosen at random?
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Q3.
Direction : Study the given information carefully to answer the questions that follow. An urn contains 4 green, 5 blue, 2 red and 3 yellow marbles.
If eight marbles are drawn at random, what is the probability that there are equal numbers of marbles of each colour?Show Solution Report ErrorPlease Login here to view detailed solution of this question
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Q4.
Direction : Study the given information carefully to answer the questions that follow. An urn contains 4 green, 5 blue, 2 red and 3 yellow marbles.
If three marbles are drawn at random, what is the probability that none is green?Show Solution Report ErrorPlease Login here to view detailed solution of this question
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Q5.
Direction : Study the given information carefully to answer the questions that follow. An urn contains 4 green, 5 blue, 2 red and 3 yellow marbles.
If three marbles are drawn at random, what is the probability that two are blue and two are red?Show Solution Report ErrorPlease Login here to view detailed solution of this question
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Q6.If $$p\in \left[\u201318,\text{}0\right],$$then the probability that the graph of the function y = $$16{x}^{2}+\text{}8\left(p\text{}+\text{}5\right)x\text{}\u2013\text{}7p\text{}\u2013\text{}5$$ is strictly above the x–axis is
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Q7.The maximum value of $$P(A\text{'}\cap B)$$ if A and B are events at the same experiments with P(A) = 0.3, P(B) = 0.6
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