9th Standard Maths English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 2

9th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Maths

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

    Part A

    15 x 1 = 15
  1. The set P = {x | x ∈ Z , –1 < x < 1} is a

    (a)

    Singleton set

    (b)

    Power set

    (c)

    Null set

    (d)

    Subset

  2. Number of subsets in set A = {1,2,3} is ________

    (a)

    3

    (b)

    6

    (c)

    8

    (d)

    9

  3. The smallest rational number by which \(\frac { 1 }{ 3 } \)  should be multiplied so that its decimal expansion terminates after one place of decimal is

    (a)

    \(\frac { 1 }{ 10 } \)

    (b)

    \(\frac { 3 }{ 10 } \)

    (c)

    3

    (d)

    30

  4. The decimal form of -\(\frac { 3 }{ 4 } \) is_______________

    (a)

    - 0.75

    (b)

    - 0.50

    (c)

    -0.25

    (d)

    - 0.125

  5. \(\cfrac { \sqrt [ 3 ]{ 27 } }{ \sqrt [ 5 ]{ 3 } } \) is equal to_______

    (a)

    \(5\sqrt { 9 } \)

    (b)

    \(5\sqrt { 6 } \)

    (c)

    \(5\sqrt { 24 } \)

    (d)

    \(\sqrt [ 5 ]{ 30 } \)

  6. The zero of the polynomial 2x+5 is

    (a)

    \(\frac {5}{2}\)

    (b)

    \(-\frac {5}{2}\)

    (c)

    \(\frac {2}{5}\)

    (d)

    \(-\frac {2}{5}\)

  7. The coefficient of \({ x }^{ 2 }\quad and\quad x\quad in\quad 2{ x }^{ 3 }-5{ x }^{ 2 }+6x-3\quad are\quad respectively\)____________________

    (a)

    2, -5

    (b)

    2, 6

    (c)

    -5, 6

    (d)

    -5, -3

  8. ABCD is a square, diagonals AC and BD meet at O. The number of pairs of congruent triangles are

    (a)

    6

    (b)

    8

    (c)

    4

    (d)

    12

  9. Diagonal of which of the following quadrilaterals do not bisect it into two congruent triangles?

    (a)

    rhombus

    (b)

    trapezium

    (c)

    square

    (d)

    rectangle

  10. Point (0, –7) lies ________________________________

    (a)

    on the x-axis

    (b)

    in the II quadrant

    (c)

    on the y-axis

    (d)

    in the IV quadrant

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

    (a)

    + ve x-axis

    (b)

    + ve y-axis

    (c)

    - ve x-axis

    (d)

    - ve y-axis

  12. Which one of the following is not a measure of central tendency?

    (a)

    Mean

    (b)

    Range

    (c)

    Median

    (d)

    Mode.

  13. If the mean of five observations x,x+2,x+4,x+6,x+8, is 11, then the mean of first three observations is 

    (a)

    9

    (b)

    11

    (c)

    13

    (d)

    15

  14. if sin \(\alpha\) = \(\frac { 1 }{ 2 } \) and \(\alpha\) is a cute, then (3 cos\(\alpha\) - 4cos3 \(\alpha\)) is equal to

    (a)

    0

    (b)

    \(\frac { 1 }{ 2 } \)

    (c)

    \(\frac { 1 }{ 6 } \)

    (d)

    -1

  15. The volume of a cuboid is 660 cm3 and the area of the base is 33 cm2. Its height is

    (a)

    10 cm

    (b)

    12 cm

    (c)

    20 cm

    (d)

    22 cm

*****************************************

Reviews & Comments about 9th Standard Maths English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021 Part - 2

Write your Comment