9th Standard Maths English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 1

9th Standard

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Maths

Time : 00:10:00 Hrs
Total Marks : 10

    Part A

    10 x 1 = 10
  1. The set P = {x | x ∈ Z , –1 < x < 1} is a

    (a)

    Singleton set

    (b)

    Power set

    (c)

    Null set

    (d)

    Subset

  2. If J = Set of three sided shapes, K = Set of shapes with two equal sides and L = Set of shapes with right angle, then J ∩ K ⋂ L is

    (a)

    Set of isoceles triangles

    (b)

    Set of equilateral triangles

    (c)

    Set of isoceles right triangles

    (d)

    Set of right angled triangles

  3. if \(\frac { 1 }{ 7 } \) = \(0.\bar { 142857 } \) then the value of \(\frac { 5 }{ 7 } \)

    (a)

    \(0.\overline { 142857 } \)

    (b)

    \(0.\overline { 714285 } \)

    (c)

    \(0.\overline { 571428 } \)

    (d)

    0.714285

  4. x3 – x2 is a …………..

    (a)

    monomial

    (b)

    binomial

    (c)

    trinomial

    (d)

    constant polynomial

  5. The exterior angle of a triangle is equal to the sum of two

    (a)

    Exterior angles

    (b)

    Interior opposite angles

    (c)

    Alternate angles

    (d)

    Interior angles

  6. If the y-coordinate of a point is zero, then the point always lies ______

    (a)

    in the I quadrant

    (b)

    in the II quadrant

    (c)

    on x-axis

    (d)

    on y-axis

  7. A particular observation which occurs maximum number of times in a given data is called its

    (a)

    Frequency

    (b)

    range

    (c)

    mode

    (d)

    Median.

  8. The value of 2tan30° tan60° is

    (a)

    1

    (b)

    2

    (c)

    \(2\sqrt { 3 } \)

    (d)

    6

  9. If the ratio of the sides of two cubes are 2:3, then ratio of their surface areas will be

    (a)

    4 : 6

    (b)

    4 : 9

    (c)

    6 : 9

    (d)

    16 : 36

  10. If A is any event in S then its complement P(A′) is equal to

    (a)

    1

    (b)

    0

    (c)

    1-A

    (d)

    1-P(A)

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