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