CBSE  /  Class 8  /  Maths  /  Exponents and Powers

  • 1. 
    The value of 2-2 is:

  • 4
  • ¼
  • 2
  • ½

  • 2. 
    The multiplicative inverse of 7-2 is:

  • 7²
  • 7
  • 1/7²
  • 1/7

  • 3. 
    2² x 2³ x 24 is equal to:

  • 224
  • 2-5
  • 29
  • 2-9

  • 4. 
    3-2 x 3-5 is equal to:

  • 3-7
  • 3-3
  • 3-10
  • 37

  • 5. 
    54/5² is equal to:

  • 56
  • 5-6
  • 5-2
  • 5²

  • 6. 
    The value of (34)³ is:

  • 3
  • 312
  • 37
  • None of the above

  • 7. 
    3² x 4² is equal to:

  • 121
  • 49
  • 144
  • 156

  • 8. 
    57/67 will give the value:

  • (5/6)7
  • (5/6)0
  • (5/6)-7
  • (6/5)-7

  • 9. 
    1000+200+50 is equal to

  • 125
  • 25
  • 1/125
  • 3

  • 10. 
    If (–3)m+1 × (-3)5 = (-3)7, then the value of m is:

  • 5
  • 7
  • 1
  • 3
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