8th Standard Maths English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - One

8th Standard

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Maths

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

    Part A

    15 x 1 = 15
  1. Which of the following illustrates the inverse property for addition?

    (a)

    \(\frac { 1 }{ 8 } -\frac { 1 }{ 8 } =0\)

    (b)

    \(\frac { 1 }{ 8 } +\frac { 1 }{ 8 } =\frac { 1 }{ 4 } \)

    (c)

    \(\frac { 1 }{ 8 } +0=\frac { 1 }{ 8 } \)

    (d)

    \(\frac { 1 }{ 8 } -0=\frac { 1 }{ 8 } \)

  2. \(\frac { 1 }{ 2 } \times \left( \frac { 1 }{ 3 } +\frac { 1 }{ 4 } \right) =\left( \frac { 1 }{ 2 } +\frac { 1 }{ 3 } \right) +\frac { 1 }{ 4 } \)

    (a)

    Closure property

    (b)

    Associative property

    (c)

    Distributive property

    (d)

    Commutative property

  3. \(\pi\) is a ________ number

    (a)

    rational

    (b)

    irrational

    (c)

    whole

    (d)

    natural

  4. The __________ of a combined shape is the sum of all areas of all areas of simpler shapes on it.

    (a)

    perimeter

    (b)

    face

    (c)

    volume

    (d)

    area

  5. If the area of a rectangle is 48m2n3 and whose length is 82mn2 then, its breadth is______

    (a)

    6mm

    (b)

    8m2n

    (c)

    7m2n2

    (d)

    6m2n2

  6. Product of 4p, -7q3, -7pq is _________.

    (a)

    196p2q4

    (b)

    196pq4

    (c)

    -196p2q4

    (d)

    196pq4

  7. Common factor of 17abc, 34ab2, 51a2 b is _________.

    (a)

    17 abc

    (b)

    17 ab

    (c)

    17 ac

    (d)

    17 a2b2c2

  8. If ΔABC~ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

    (a)

    50°

    (b)

    50°

    (c)

    70°

    (d)

    80°

  9. How many 2 digit numbers contain the number 7?

    (a)

    10

    (b)

    18

    (c)

    19

    (d)

    20

  10. If 48% of  48 = 64% of x , then x =

    (a)

    64

    (b)

    56

    (c)

    42

    (d)

    36

  11. Sum of a number and its half is 30 then the number is______.

    (a)

    15

    (b)

    20

    (c)

    25

    (d)

    40

  12. The area of a rectangle of length 21 cm and diagonal 29 cm is __________cm2.

    (a)

    609

    (b)

    580

    (c)

    420

    (d)

    210

  13. The difference between the 18th and 17th Fibonacci number is

    (a)

    233

    (b)

    377

    (c)

    610

    (d)

    987

  14. \(\sqrt { 128 } -\sqrt { 98 } +\sqrt { 18 } =\) 

    (a)

    \(\sqrt { 2 } \)

    (b)

    \(\sqrt { 8 } \)

    (c)

    \(\sqrt { 48 } \)

    (d)

    \(\sqrt { 32 } \)

  15.  Histogram is a graph of a ________ frequency distribution.

    (a)

    continuous

    (b)

    discontinuous

    (c)

    discrete

    (d)

    none of these

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