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Unit Readiness Exponents
  • 1. Write 11*11*11 using exponential notation
A) 11*3
B) 33
C) 11
D) 113
E) 14
  • 2. Which one= 53
A) 53
B) 15
C) 125
D) none of them
E) 8
  • 3. Which ones will BOTH have negative answers?
A) -6*7 and -1*9
B) -1* (-5) and 4*3
C) 4*3 and -2*(-5)
D) 4*3 and -7*6
E) none of them
  • 4. Simplify 7(7x-5)+13x
A) 62x-35
B) 22
C) 20x+12
D) 57
E) 57x
  • 5. Which one is correct if x=3 3x=9 or 3x/3=1
A) Neither
B) 3x/3=1
C) Both
D) 3x=9
E) Both
  • 6. How much is p if p+1.9= 7.0?
A) 8.9
B) it's too hard
C) 5.1
  • 7. How much is 9 3/5 *2/5=
A) 96/25= 3 21/25
B) 12/8
C) you can't multiply these numbers
D) 9 6/5
  • 8. How much is w if w+1/8 = 9/16
A) 10/8
B) none of these
C) 7/16
D) 10/16
E) 8/8
  • 9. Simplify this expression 7x+7+2(x+3)+2=
A) 9x+12
B) none of these
C) 9x+15
D) 21
E) 22
  • 10. What are the values that will make BOTH of these equations true? a= -9*(-1) AND b= -9*(-2)
A) a=-9 and b=-18
B) a=-18 and b=-9
C) a=9 AND b =18
D) none of these
E) a=18 and b = 9
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