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Probability Test - 55

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Probability Test - 55
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  • Question 1
    4 / -1
    A basket contains 5 apples and 7 oranges and another basket contains 4 apples and 8 oranges. One fruit is picked out from each basket. Find the probability that the fruits are both apples or both oranges
    Solution

  • Question 2
    4 / -1
    The probability that the three cards drawn from a pack of 52 cards are all red is
    Solution

  • Question 3
    4 / -1
    A committee consists of 9 experts taken from three institutions A, B and C of which 2 are from A, 3 from B and 4 from C. If three experts resign, then the probability that they belong to different institutions is
    Solution

  • Question 4
    4 / -1
    Two numbers are selected are selected at random from 1, 2, 3,…100 and are multiplied, then the probability correct to two places of decimals that the product thus obtained is divisible by 3 is
    Solution

  • Question 5
    4 / -1
    Five digits numbers are formed using the digits 1, 2, 3, 4, 5, 6 and 8. What is the probability that have even digits at both the ends
    Solution

  • Question 6
    4 / -1
    A bag contains 3 red, 4 white and 5 black balls. Three balls are drawn at random. The probability of being their different colours is
    Solution

  • Question 7
    4 / -1
    If four vertices of a regular octagon are chosen at random, then the probability that the quadrilateral formed by them is a rectangle is
    Solution

  • Question 8
    4 / -1
    The students are seated at random in a row. The probability that two particular students are not seated side by side is
    Solution

  • Question 9
    4 / -1
    If a committee of 3 to be chosen from a group of 38 people of which you are a member. What is the probability that you will be o the committee
    Solution

  • Question 10
    4 / -1
    Four boys and three girls stand in a queue for an interview, probability that they will in alternate position is
    Solution

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