Math 7 exam - end of year part 2

- 1. Write an equivalent expression using the Distributive Property: 4(2x+3)
A) 8x + 3 B) 12x + 8 C) 8x + 12 D) 8x + 8 - 2. Write an equivalent expression using the Distributive Property: (2a + 3b)4
A) 8a + 12b B) 4a + 12b C) 8a + 12 D) 8a + 16b - 3. Simplify: 6x+x+x
A) 6x + x ^{2}B) 10x C) 12x D) 8x - 4. Simpify 8(2x + 3) + 2x - 4
A) 18x ^{2} + 20B) 16x + 24 C) 16x + 11 D) 18x + 20 - 5. Evaluate: (2/3)
^{3}
A) 5/21 B) 2/3 C) 8/27 D) 3/4 - 6. Which is an example of an equation?
A) 4x=10 B) 6x ^{2}+4C) x/5+3 D) 4(2x+3) - 7. If the area of a square is 49 in.
^{2}, what is the length of each side? (remember all sides are equal length)
A) 6 in B) 7 in C) 8 in D) 9 in - 8. If the length of each side of a square is 5 in. , what is the area?
A) 75 in ^{2}B) 25 in ^{2}C) 15 in ^{2}D) 10 in ^{2}- 9. Evaluate 2x + 6=16
A) x = 4 B) x = 3 C) x = 0 D) x = 5 - 10. 20+40/5•2
^{3}(use order of operation)
A) 84 B) 96 C) 21 D) 68 - 11. Evaluate 4x
^{3}when x=2
A) 32 B) 48 C) 512 D) 24 - 12. -4x = 16
A) x = -4 B) x = -3 C) x = 8 D) x = 4 - 13. x/-3 = -9
A) x = -27 B) x = 27 C) x = 3 D) x = -3 - 14. 3x – 14 = 34
A) x = 18 B) x = 9 C) x = 16 D) x = 22 - 15. 4x + 2x = 72
A) x = 14 B) x = 16 C) x = 12 D) x = 8 - 16. |7| - |-9| =
A) 2 B) 16 C) -16 D) -2 - 17. |-4+1|=
A) 3 B) 5 C) -3 D) -5 - 18. -4-(-7)
A) -10 B) 3 C) -3 D) 10 - 19. 8/20 (reduce)
A) 4/8 B) 3/5 C) 2/5 D) 1/5 - 20. Mr. Spencer deposited $300 into his bank account. He then wrote a check for $150. Which of the following represents the changes in the value of Mr. Spencer's account?
A) 150 - 300 B) $300 + $150 C) None of these are correct D) $300 - $150 - 21. Which is correct when you simplify -10+-(4)
A) -14 B) 14 C) -6 D) 6 - 22. A diver went from 3 feet above water in his boat down to 24 feet. What was the total distance traveled when he got back to the boat?
A) -24 feet B) 54 feet C) 28 feet D) 48 feet - 23. 10
^{4}/10
A) 100,000 B) 10,000 C) 100 D) 1,000 - 24. x
^{12}•(times) x^{2}
A) x ^{24}B) x ^{6}C) x ^{-10}D) x ^{14}- 25. Jane went to buy an iPhone and noticed that the price had dropped from $200 to $150. What was the percentage change in price?
A) Increase 25 % B) $50.00 C) Decrease 50% D) Decrease 25% - 26. Apples are on sale at a price of 4 for $1.25. ABOUT how much will 14 apples cost at this price? (which is closest?)
A) $4.40 B) 4.25 C) 4.75 D) $4.50 - 27. We know if a line is proportional if it?
A) Passes through the origin B) Has a positive slope C) Has a U shape D) Is a straight line - 28. Write .36 as reduced fraction
A) 3/5 B) 36 C) 9/25 D) 36/100 - 29. When adding and subracting negative and positive numbers, it is best to imagine..
A) A number line B) Yourself on a sunny beach C) How it would be to eat a cookie right now D) A better math teacher than Mr. Kortes - 30. When looking a a line on a graph that is going down hill from left to right, we know that the slope is?
A) Negative B) Positive C) 0 D) Undefinde - 31. Rate of change and slope are the same thing?
A) True B) False - 32. Walmart is marking down its $65.00 heaters 10%. What is the new price?
A) $57.50 B) $58.50 C) $55.00 D) $70.00 |

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