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