CBSE Board Practice

CBSE Grade VII - Algebraic Expressions
Question 1
1.
    • The value of
    • 1

      2
      q
      5
       
    • 1

      4
      q
      5
       
    • 1

      2
      q
      5
       
    • is
  • 1

    4
    q
    5
     
  • (
    1

    6
    q
    5
     
    )
  • (
    1

    4
    q
    5
     
    )
  • (
    3

    4
    q
    5
     
    )
  • (
    1

    2
    q
    5
     
    )
Question 2
2.
    • The value of
    • (
      5
      q
      +
      5
      r
      +
      3
      )
    • +
    • (
      4
      q
      r
      r
      +
      4
      )
    • is
  • (
    3
    q
    r
    +
    5
    q
    +
    4
    r
    +
    7
    )
  • (
    4
    q
    r
    +
    7
    q
    +
    4
    r
    +
    7
    )
  • (
    5
    q
    r
    +
    5
    q
    +
    4
    r
    +
    7
    )
  • (
    4
    q
    r
    +
    2
    q
    +
    4
    r
    +
    7
    )
  • (
    4
    q
    r
    +
    5
    q
    +
    4
    r
    +
    7
    )
Question 3
3.
    • The value of
    • 7
      c
      5
       
    • (
      5
      c
      5
       
      )
    • c
      5
       
    • is
  • 13
    c
    5
     
  • 9
    c
    5
     
  • 10
    c
    5
     
  • 11
    c
    5
     
  • 12
    c
    5
     
Question 4
4.
    • The value of the polynomial
    • 6
      w
    • at
    •  
    • u
    • =
    • (-3)
    • ,
    • v
    • =
    • (-1)
    • ,
    • w
    • =
    • (-1)
    •  
    • is
  • -3
  • -7
  • -5
  • -8
  • -6
Question 5
5.
    • Which of the following is a like term of
    • 6
      h
      2
       
      i
      2
       
      g
    • ?
  • (
    2
    g
    2
     
    h
    i
    )
  • (
    8
    g
    h
    i
    2
     
    )
  • 2
    g
    2
     
    h
    2
     
    i
  • 5
    g
    h
    2
     
    i
  • (
    5
    g
    h
    2
     
    i
    2
     
    )
Question 6
6.
    • Which of the following terms can be subtracted from
    • (
      6
      b
      c
      2
       
      a
      )
    • ?
  • (
    8
    a
    2
     
    b
    c
    )
  • (
    7
    a
    2
     
    b
    2
     
    c
    2
     
    )
  • 6
    a
    2
     
    b
    2
     
    c
  • (
    4
    a
    b
    2
     
    c
    2
     
    )
  • 3
    a
    b
    c
    2
     
Question 7
7.
    • The value of the polynomial
    • (
      8
      u
      2
       
      v
      2
       
      +
      6
      u
      5
      v
      w
      )
    • at
    •  
    • u
    • =
    • 2
    • ,
    • v
    • =
    • 1
    • ,
    • w
    • =
    • 1
    •  
    • is
  • 40
  • 42
  • 39
  • 36
  • 38
Question 8
8.
    • The value of
    • (
      5
      q
      2
       
      r
      2
       
      s
      2
       
      )
    • (
      3
      q
      2
       
      r
      2
       
      s
      2
       
      )
    • (
      7
      q
      2
       
      r
      2
       
      s
      2
       
      )
    • (
      8
      q
      2
       
      r
      2
       
      s
      2
       
      )
    • is
  • 15
    q
    2
     
    r
    2
     
    s
    2
     
  • 13
    q
    2
     
    r
    2
     
    s
    2
     
  • 11
    q
    2
     
    r
    2
     
    s
    2
     
  • 14
    q
    2
     
    r
    2
     
    s
    2
     
  • 12
    q
    2
     
    r
    2
     
    s
    2
     
Question 9
9.
    • The value of
    • 1

      2
      q
      r
    • +
    • 2

      3
      q
      r
    • is
  • 7

    6
    q
    r
  • 7

    4
    q
    r
  • 3

    2
    q
    r
  • 7

    8
    q
    r
  • 5

    6
    q
    r
Question 10
10.
    • The value of
    • (
      7
      m
      n
      o
      )
    • +
    • (
      3
      m
      n
      o
      )
    • is
  • (
    10
    m
    n
    o
    )
  • (
    11
    m
    n
    o
    )
  • (
    8
    m
    n
    o
    )
  • (
    13
    m
    n
    o
    )
  • (
    9
    m
    n
    o
    )