PYQ Vault

Day 155: CBSE Class 10 Maths

5 questions. Try each one first, then open its answer.

  1. Question 1

    Polynomials. Asked once: 2023 (same type asked 4 times)

    6
    If α\alpha and β\beta are the zeroes of the polynomial x2−1x^2 - 1, then the value of (α+β)(\alpha + \beta) is

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  2. Question 2

    Probability. Asked once: 2024 (same type asked 4 times)

    11
    What is the probability that a number selected randomly from the numbers 1,2,3,…,151, 2, 3, \ldots, 15 is a multiple of 4 ?

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  3. Question 3

    Probability. Asked once: 2023 (same type asked 4 times)

    6
    One card is drawn at random from a well shuffled pack of 52 playing cards. The probability that the drawn card is a queen, is :

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  4. Question 4

    Probability. Asked once: 2023 (same type asked 4 times)

    14
    A bag contains 5 red balls and nn green balls. If the probability of drawing a green ball is three times that of a red ball, then the value of nn is :

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  5. Question 5

    Probability. Asked once: 2025 (same type asked 4 times)

    18
    The probability of getting a composite number greater than 3 on throwing a die is

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