9th Standard Maths English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Ten

9th Standard

    Reg.No. :
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Maths

Time : 00:15:00 Hrs
Total Marks : 15

    Part A

    15 x 1 = 15
  1. If A is a proper subset ofB, then A ∩ B = __________

    (a)

    A

    (b)

    B

    (c)

    Ø

    (d)

    A U B

  2. The shaded region in the Venn diagram is

    (a)

    Z-(XUY)

    (b)

    (XUY)⋂Z

    (c)

    Z-(X⋂Y)

    (d)

    ZU(X∩Y)

  3. Which of the following are not rational numbers?

    (a)

    \(7\sqrt { 5 } \)

    (b)

    \(\frac { 7 }{ \sqrt { 5 } } \)

    (c)

    \(\sqrt { 36 } -9\)

    (d)

    \(\pi +2\)

  4. 4\(\sqrt{7}\) x 2\(\sqrt{7}\)=

    (a)

    6\(\sqrt{10}\)

    (b)

    8\(\sqrt{21}\)

    (c)

    8\(\sqrt{10}\)

    (d)

    6\(\sqrt{21}\)

  5. The roots of the polynominal equation \({ x }^{ 2 }+2x=0\)are_______________

    (a)

    x=0, 2

    (b)

    x=1, 2

    (c)

    x=1, -2

    (d)

    x=0, -2

  6. Zeros of (2-3x) is ___________

    (a)

    3

    (b)

    2

    (c)

    2/3

    (d)

    3/2

  7. If bisectors of ∠A and ∠B of a quadrilateral ABCD meet at O, then ∠AOB is

    (a)

    ∠C + ∠D

    (b)

    \(\frac { 1 }{ 2 } (\angle C+\angle D)\)

    (c)

    \(\frac { 1 }{ 2 } \angle C+\frac { 1 }{ 3 } \angle D\)

    (d)

    \(\frac { 1 }{ 3 } \angle C+\frac { 1 }{ 2 } \angle D\).

  8. The angle subtend by equal chords of a circle at the centre is________

    (a)

    Complementary

    (b)

    Supplementary

    (c)

    equal

    (d)

    unequal

  9. The point whose ordinate is 4 and which lies on the y-axis is............

    (a)

    ( 4, 0 )

    (b)

    (0, 4)

    (c)

    (1, 4)

    (d)

    (4, 2)

  10. The point (0, -3) lies on _______________

    (a)

    + ve x-axis

    (b)

    + ve y-axis

    (c)

    - ve x-axis

    (d)

    - ve y-axis

  11. The mean of the first 10 prime numbers is

    (a)

    12.6

    (b)

    12.7

    (c)

    12.8

    (d)

    12.9

  12. The mean of a,b,c,d and e is 28.If the mean of a,c and e,is 24, then mean of b and d is

    (a)

    24

    (b)

    36

    (c)

    26

    (d)

    34

  13. Given that sin \(\alpha\) = \(\frac { 1 }{ 2 } \) and cos \(\beta\) = \(\frac { 1 }{ 2 } \), then the value of \(\alpha\) + \(\beta\) is

    (a)

    00

    (b)

    900

    (c)

    300

    (d)

    600

  14. The capacity of a water tank of dimensions 10 m × 5 m × 1.5 m is

    (a)

    75 litres

    (b)

    750 litres

    (c)

    7500 litres

    (d)

    75000 litres

  15. The probability of an event cannot be

    (a)

    Equal to zero

    (b)

    Greater than zero

    (c)

    Equal to one

    (d)

    Less than zero

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