ICSE Board Practice

ICSE Grade VI - Powers and Roots
Question 1
1.
    • Simplify the expression
    • 7 8
       
    • 6 8
       
    • 2 8
       
  • 81 8
     
  • 86 8
     
  • 84 9
     
  • 84 7
     
  • 84 8
     
Question 2
2.
    • 0
      6
    • =
  • -1
  • 1
  • undefined
  • 0
Question 3
3.
    • Find the
    • square root
    • of
    • 25
  • 5
  • 2
  • 8
  • 4
  • 6
Question 4
4.
    • Simplify the expression
    • 7 2
       
    • 7 2
       
  • 4 4
     
  • 7 3
     
  • 7 4
     
  • 7 5
     
  • 10 4
     
Question 5
5.
    • The
    • base
    • in the term
    • 8 5
       
    • is
  • -8
  • 6
  • 8
  • -5
  • 5
Question 6
6.
    • Find the prime factorization of
    • 360
  • 2 3
     
    3 2
     
    5 2
     
  • 2 3
     
    6 2
     
    5
  • 2 3
     
    3 -1
     
    5
  • 2 3
     
    3 2
     
    5
  • 2 3
     
    3 2
     
    4
Question 7
7.
    • -8
      0
    • =
  • undefined
  • 0
  • -1
  • 1
Question 8
8.
    • Simplify
    •  
    • 3


      64
      +
      3


      343

      3


      8
      3


      729
    • =
  • (
    -11

    5
    )
  • (
    -11

    9
    )
  • (
    -13

    7
    )
  • (
    -9

    7
    )
  • (
    -11

    7
    )
Question 9
9.
    • 8
      0
    • =
  • -1
  • undefined
  • 0
  • 1
Question 10
10.
    • Expand the following base power
    • (-4) 2
       
  • 49
  • -4
  • 16
  • -64
  • 4