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Probability Tes...

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  • Question 1
    4 / -1

    A bag contains 30 balls numbered from 1 to 30, one ball is drawn randomly. The probability that number on the ball is multiple of 5 or 7 is

  • Question 2
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    A person can kill a bird with probability 3/4. He tries 5 times. What is the probability that he may not kill the bird

  • Question 3
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    A fair coin is tossed repeatedly. If tail appears on first four tosses then the probability of head appearing on fifth toss equals

  • Question 4
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    A coin is tossed 3 times by 2 persons. What is the probability that both get equal number of heads

  • Question 5
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    The sum of two positive numbers is 100. The probability that their product is greater than 1000 is

  • Question 6
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    The corners of regular tetrahedrons are numbers 1, 2, 3, 4. There tetrahedrons are tossed. The probability that the sum of upward corners will be 5 is

  • Question 7
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    An integer is chosen at random and squared. The probability that the last digit of the square is 1 or 5 is

  • Question 8
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    Two integers are chosen at random and multiplied. The probability that the product is an even integer is

  • Question 9
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    A binary number is made up of 16 bits. The probability of an incorrect bit appearing is p and the errors in different bits are independent of one another. The probability of forming an incorrect number is

  • Question 10
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    A coin is tossed 4 times. The probability that at least one head turns up is

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