PYQ Vault

Day 71: CBSE Class 10 Maths

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

  1. Question 1

    Quadratic Equations. Asked once: 2026 (same type asked 4 times)

    7
    The roots of the quadratic equation 4x2−(a−1)2=04x^2 - (a - 1)^2 = 0 are :

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  2. Question 2

    Quadratic Equations. Asked once: 2026 (same type asked 4 times)

    32
    Venkat can row a boat in still water at the speed of 12 km/h. He ferries tourists 15 km upstream and 18 km downstream in 3 hours. Find the speed of the stream.

  3. Question 3

    Real Numbers. Asked once: 2026 (same type asked 4 times)

    1
    The LCM of 960 and 240 is :

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  4. Question 4

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

    16
    If x median + y mean = z mode; is the empirical relationship between mean, median and mode, then the value of x+y+zx + y + z is

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  5. Question 5

    Statistics. Asked once: 2026 (same type asked 4 times)

    32 (b)
    Find mean and mode of the following distribution :
    ClassFrequency
    0 – 103
    10 – 206
    20 – 3011
    30 – 4010
    40 – 5013
    50 – 603
    60 – 704