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 not the same as
    • (
      5
      x
      −
      4
      		)
      =
      (
      −
      1
      		)
  • (
    5
    x
    −
    3
    		)
    =
    (
    −
    2
    		)
  • (
    5
    x
    −
    8
    		)
    =
    (
    −
    5
    		)
  • (
    5
    x
    −
    2
    		)
    =
    1
  • (
    5
    x
    −
    6
    		)
    =
    (
    −
    3
    		)
  • 5
    x
    =
    3
Question 2
2.
    • Which of the following equations is the same as
    • (
      3
      x
      +
      5
      		)
      =
      8
  • (
    −
    3
    x
    +
    12
    		)
    =
    (
    6
    x
    +
    1
    		)
  • (
    2
    x
    +
    3
    		)
    =
    (
    x
    +
    10
    		)
  • (
    4
    x
    +
    7
    		)
    =
    (
    −
    x
    +
    6
    		)
  • (
    −
    3
    x
    +
    12
    		)
    =
    (
    −
    6
    x
    +
    15
    		)
  • (
    9
    x
    −
    2
    		)
    =
    (
    −
    6
    x
    +
    15
    		)
Question 3
3.
Calculate the value of x in the following figure
  • x
    =
    56°
  • x
    =
    54°
  • x
    =
    52°
  • x
    =
    55°
  • x
    =
    53°
Question 4
4.
    • The L.H.S of the equation
    • (
      −
      5
      x
      −
      5
      		)
      =
      (
      −
      5
      		)
    • is
  • (
    −
    5
    x
    −
    3
    		)
  • (
    −
    5
    x
    −
    5
    		)
  • (
    −
    6
    x
    −
    5
    		)
  • (
    −
    5
    x
    −
    7
    		)
  • (
    −
    5
    		)
Question 5
5.
Find the measure of each of the two equal angles of an isosceles right-angled triangle.
  • 43°
  • 47°
  • 44°
  • 45°
  • 46°
Question 6
6.
In  △EFG, if ∠E = 70° and ∠F = ∠G, find the measure of each of the equal angles of the triangle
  • 55°
  • 56°
  • 54°
  • 57°
  • 53°
Question 7
7.
    • Which of the following equations is the same as
    • (
      −
      3
      x
      		)
      =
      9
      x
  • (
    −
    4
    x
    −
    6
    		)
    =
    (
    10
    x
    +
    6
    		)
  • (
    −
    2
    x
    +
    6
    		)
    =
    (
    8
    x
    −
    6
    		)
  • (
    −
    4
    x
    −
    6
    		)
    =
    (
    8
    x
    −
    6
    		)
  • (
    −
    5
    x
    −
    3
    		)
    =
    (
    11
    x
    +
    3
    		)
  • (
    −
    x
    +
    3
    		)
    =
    (
    7
    x
    −
    3
    		)
Question 8
8.
Find the unknown angle from the following figure
  • x
    =
    67.2°
  • x
    =
    68.2°
  • x
    =
    70.2°
  • x
    =
    66.2°
  • x
    =
    69.2°
Question 9
9.
    • Which of the following equations is not the same as
    • (
      8
      x
      +
      5
      		)
      =
      8
  • (
    −
    40
    x
    −
    25
    		)
    =
    (
    −
    40
    		)
  • (
    −
    24
    x
    −
    15
    		)
    =
    (
    −
    24
    		)
  • (
    32
    x
    +
    20
    		)
    =
    32
  • (
    −
    8
    x
    −
    5
    		)
    =
    (
    −
    8
    		)
  • (
    24
    x
    +
    15
    		)
    =
    11
Question 10
10.
    • Which of the following equations is equivalent to
    • (
      5
      x
      −
      8
      		)
      =
      0
  • 5
    x
    =
    5
  • 5
    x
    =
    11
  • 5
    x
    =
    13
  • 5
    x
    =
    8
  • 5
    x
    =
    3