CBSE Board Practice

Class VI Class VII Class VIII Class IX Class X
CBSE Grade VII - Simple Equations
Question 1
1.
    • Which of the following equations is the same as
    • 4
      x
      =
      0
  • (
    4
    x
    +
    5
    		)
    =
    1
  • (
    4
    x
    +
    1
    		)
    =
    4
  • (
    4
    x
    −
    3
    		)
    =
    1
  • (
    4
    x
    +
    1
    		)
    =
    (
    −
    2
    		)
  • (
    4
    x
    +
    1
    		)
    =
    1
Question 2
2.
In the given figure, △EFG in which side FG has been produced to H. If ∠GEF = x° , ∠EFG = (4a)° , ∠FGE = (7a)° and ∠EGH = (11a)°, find the values of a and x.
  • a
    =
    11°
    ,
    x
    =
    71°
  • a
    =
    10°
    ,
    x
    =
    70°
  • a
    =
    9°
    ,
    x
    =
    69°
  • a
    =
    12°
    ,
    x
    =
    72°
  • a
    =
    8°
    ,
    x
    =
    68°
Question 3
3.
    • Which of the following equations is the same as
    • (
      −
      x
      −
      7
      		)
      =
      1
  • (
    x
    −
    10
    		)
    =
    (
    −
    2
    x
    +
    4
    		)
  • (
    −
    2
    x
    −
    6
    		)
    =
    (
    −
    x
    +
    2
    		)
  • (
    −
    8
    		)
    =
    (
    −
    x
    +
    2
    		)
  • (
    −
    2
    x
    −
    6
    		)
    =
    x
  • (
    −
    3
    x
    −
    4
    		)
    =
    (
    2
    x
    −
    2
    		)
Question 4
4.
Calculate the value of x in the following figure
  • x
    =
    42.26°
  • x
    =
    43.26°
  • x
    =
    44.26°
  • x
    =
    45.26°
  • x
    =
    41.26°
Question 5
5.
Find the unknown angle in the following figure
  • x
    =
    48.19°
  • x
    =
    52.19°
  • x
    =
    51.19°
  • x
    =
    50.19°
  • x
    =
    49.19°
Question 6
6.
    • Which of the following equations is not the same as
    • (
      4
      x
      +
      3
      		)
      =
      (
      9
      x
      −
      5
      		)
  • (
    4
    x
    +
    8
    		)
    =
    (
    9
    x
    −
    10
    		)
  • (
    4
    x
    +
    7
    		)
    =
    (
    9
    x
    −
    1
    		)
  • (
    4
    x
    −
    1
    		)
    =
    (
    9
    x
    −
    9
    		)
  • (
    4
    x
    +
    4
    		)
    =
    (
    9
    x
    −
    4
    		)
  • (
    4
    x
    +
    2
    		)
    =
    (
    9
    x
    −
    6
    		)
Question 7
7.
In  △HIJ, if ∠H = 70° and ∠I = ∠J, find the measure of each of the equal angles of the triangle
  • 55°
  • 57°
  • 56°
  • 54°
  • 53°
Question 8
8.
Find the angles of the triangle
  • E
    =
    62°
    ,
    F
    =
    35°
    ,
    G
    =
    83°
  • E
    =
    60°
    ,
    F
    =
    35°
    ,
    G
    =
    85°
  • E
    =
    60°
    ,
    F
    =
    33°
    ,
    G
    =
    87°
  • E
    =
    58°
    ,
    F
    =
    35°
    ,
    G
    =
    87°
  • E
    =
    58°
    ,
    F
    =
    37°
    ,
    G
    =
    85°
Question 9
9.
    • Which of the following equations is not the same as
    • (
      −
      8
      x
      −
      3
      		)
      =
      (
      −
      8
      		)
  • (
    −
    9
    x
    −
    4
    		)
    =
    (
    −
    x
    −
    9
    		)
  • (
    −
    10
    x
    −
    4
    		)
    =
    (
    −
    2
    x
    −
    9
    		)
  • (
    −
    6
    x
    −
    2
    		)
    =
    (
    2
    x
    −
    7
    		)
  • (
    −
    9
    x
    −
    4
    		)
    =
    (
    x
    −
    7
    		)
  • (
    −
    7
    x
    −
    2
    		)
    =
    (
    x
    −
    7
    		)
Question 10
10.
    • Which of the following equations is not the same as
    • (
      −
      9
      x
      −
      8
      		)
      =
      8
  • (
    −
    2
    x
    −
    10
    		)
    =
    (
    7
    x
    +
    6
    		)
  • (
    −
    10
    x
    −
    9
    		)
    =
    (
    −
    x
    +
    7
    		)
  • (
    −
    8
    x
    −
    7
    		)
    =
    (
    x
    +
    9
    		)
  • (
    −
    16
    x
    −
    6
    		)
    =
    (
    −
    7
    x
    +
    10
    		)
  • (
    −
    2
    x
    −
    10
    		)
    =
    (
    −
    7
    x
    +
    10
    		)