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