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Wintringham Indices Level 8
  • 1. Simplify x-3/4
A) 1/(4√x)3
B) (-4√x)3
C) 1/(3√x)4
D) 3/4√x
  • 2. Simplify a3/8
A) (8√a)3
B) 8√a3
C) (3√a)8
D) 8a3
  • 3. Evaluate 16-1/4
A) -2
B) 1/2
C) -65536
D) -1/2
  • 4. Evaluate 253/2
A) 125
B) 37.5
C) -125
D) 150
  • 5. Evaluate 1-2/3
A) 12/3
B) 0
C) 1
D) -1
  • 6. Express (4√4)3 as a fractional power
A) 4-3/4
B) 44/3
C) 47
D) 43/4
  • 7. Evaluate (84/3)2
A) -256
B) 32
C) 266
D) 256
  • 8. Express (9√x)2 as a fractional power
A) x-2/9
B) x2/9
C) x9/2
D) (9x)2
  • 9. Simplify d-3/4
A) 3/4√d
B) 1/(4√d)3
C) d-6/8
D) 1/(3√d)4
  • 10. Evaluate 7-1
A) -1/7
B) 7/1
C) 1/7
D) -7
  • 11. Evaluate 3-3
A) 1/3
B) -9
C) 1/9
D) -3
  • 12. Evaluate 271/3
A) 1/27
B) 9
C) 3
D) -3
  • 13. Evaluate 1252/3
A) 5
B) 25
C) -125
D) -25
  • 14. Evaluate 343-2/3
A) 49
B) 7
C) 1/49
D) -49
  • 15. Evaluate 144-1/2
A) 1/12
B) 12/1
C) 12
D) -12
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