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Recent questions tagged Probability-multiple-choice-questions

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Q: Two unbiased dice are thrown. Find the probability that the sum of the numbers appearing is 8 or greater, if 4 appears on the first die.
    Two unbiased dice are thrown. Find the probability that the sum of the numbers appearing is 8 or greater, if 4 ... on the first die. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: A die is thrown twice and the sum of the numbers appearing is observed to be 8. What is the conditional probability
    A die is thrown twice and the sum of the numbers appearing is observed to be 8. What is the conditional ... appeared at least once? Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: Two dice were thrown and it is known that the numbers which come up were different. Find the probability that the sum of the two numbers was 5.
    Two dice were thrown and it is known that the numbers which come up were different. Find the probability that the ... numbers was 5. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: A coin is tossed and then a die is thrown. Find the probability of obtaining a 6, given that a head came up.
    A coin is tossed and then a die is thrown. Find the probability of obtaining a 6, given that a head came up. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: A couple has 2 children. Find the probability that both are boys if it is known that (i) one of the children is a boy, and
    A couple has 2 children. Find the probability that both are boys if it is known that (i) one of the children ... elder child is a boy. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: In a bulb factory, three machines, A, B, C, manufacture 60%, 25% and 15% of the total
    In a bulb factory, three machines, A, B, C, manufacture 60%, 25% and 15% of the total production respectively ... by machine C. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: A company manufactures scooters at two plants, A and B. plant A produces 80% and plant B produces 20%
    A company manufactures scooters at two plants, A and B. plant A produces 80% and plant B produces 20% of the ... at plant A? Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: In a certain college, 4% of boys and 1% of girls are taller than 1.75 meters. Furthermore, 60% of the students are girls.
    In a certain college, 4% of boys and 1% of girls are taller than 1.75 meters. Furthermore, 60% of the students ... student is a girl? Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: In a class, 5% of the boys and 10% of the girls have an IQ of more than 150.
    In a class, 5% of the boys and 10% of the girls have an IQ of more than 150. In this class, 60% of the ... that the student is a boy. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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Q: Suppose 5% of men and 0.25% of women have grey hair. A grey-haired person is selected at random.
    Suppose 5% of men and 0.25% of women have grey hair. A grey-haired person is selected at random. What is the ... of males and females. Select the correct answer from above options...
asked Nov 17, 2021 in Education by JackTerrance
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