- 1. Simplify the following expression , 20 - 10 / 2
A) 5 B) 12 C) 15 D) all E) -18
- 2. Simplify the following expression, 20+(-4+1)
A) 20 B) 23 C) none D) 27 E) 17
A) 27 B) 19 C) 31 D) none E) 21
- 4. Evaluate the expression 12y-9 when y = 4
A) 45 B) 39 C) 23 D) none E) 12x
- 5. evaluate the expression 5m-11, when m = 7
A) none B) 78 C) 23 D) 24 E) 45
- 6. in the term 134ym, identify the coefficient
A) none B) x C) m D) y E) 134
- 7. The product of m and 6 divided by 4
A) m+6/4 B) none C) 4/6m D) 6m/4 E) 6+ m4
A) 4/y B) 4y C) none D) y/4 E) 4-y
- 9. The difference of y and 7 divided by 2
A) 14-y B) 14-2y C) none D) (7-y)/2 E) (y-7)/2
- 10. What expression is represented? 5 less than some number
A) n-5 B) all could work C) s-5 D) m-5 E) y-5
- 11. Which expression is represented? Half a number decreased by 9
A) 9-n/2 B) n/2 - 9 C) 1/1-9 D) 9-2n E) none
- 12. Which of these is equivalent to 3(y + r + 4)
A) 3y+3r+12 B) 3yr = 4 C) none D) 3y+r+4 E) yr + 12
- 13. Given the expression 3 + 6, which property is shown if rewritten as 6 + 3
A) associative B) commutitive C) Multiplicative Identity D) difference E) none
- 14. Which symbol is not associated with expressions?
A) Order of operations B) Mr. Miller's Cadillac C) Distributive property D) equals sign E) powers
- 15. In the equation 5w=90, what is the solution?
A) There is no solution B) 85 C) 18 D) 905 E) who cares
- 16. Alejandro has 24 bagels to sell. He already sold 9. Which equation could represent this situation?
A) 9b=24 B) 9+b=24 C) none D) 24 - 9-n=24 E) 9-b=24
- 17. (Fill in the blank) The additive Identity property basically says that if you ____ to the original value, you get that value back
A) multiply by 1 B) mulitply by zero C) add zero D) none E) divide by 1
- 18. Which answer shows the associative property? (2+4)+6
A) 12 B) (2+6)+4 C) 6+6 D) none E) 6+ (2+4)
- 19. Six less than seven times some number is shown by which expression?
A) 6-7n B) none C) 7n=6 D) 7n-6 E) 7n/6
- 20. A square has a perimeter of 20 feet. If y represents the length of one side, which expression(s) would work?
A) none B) y+y+y+y C) 2y+2y D) Three of these answers work E) 4y
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