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