End of Year Review. 16. Find the mean, median & mode of the data in the table of different video game prices.

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1 Data & Measure of Central Tendency End of Year Review 16. Find the mean, median & mode of the data in the table of different video game prices. mean: median: mode: Game Price # of Games with that Price $6 3 $7 5 $9 4 $10 2 $ What is the range of the prices in the table above? Ratios, Rate & Percents (Remember to use tables or proportions to help you.) 18. Jared s Jewelry Store is having a 20% off sale. Tina bought a watch on sale for $180. What was the original price before the discount? 19. The great Zucchini has rabbits that he uses in his magic show. For every 3 brown rabbits, there are 4 spotted rabbits. If he has a total of 49 rabbits, how many are brown and how many are spotted? brown 3 spotted 4 Total 49 Brown rabbits Spotted

2 20. A dessert recipe has a ratio of 3 cups walnuts for every 5 cups of chocolate chips. If you only have 1 cup of chocolate chips, how many cups of walnuts will you need? Hint: use proportional reasoning. Write you answer in the form of a fraction. 21. Suppose 72 of the total number of 7th graders at Matapeake chose pumpkin pie as their favorite Thanksgiving food. If represents the fraction of the 7th graders who chose pumpkin pie, then how many 7th graders are there in total at Matapeake. 22. Cathy has a summer job babysitting for her neighbor. Each week she likes to put 70% of the money she makes into her savings account at the bank. Last week she put $126 in her savings account. How much money did she make last week? 23. Jack bought 9 packs of baseball cards for $ What is the unit price per pack?

3 Expressions, Equations & Inequalities: Simplify the expressions ( ) 2( ) 25. Which of the following statements correctly describes the expression: 10( ) A. The difference of 2 factors B. A sum of a factor and product C. The product of 2 factors D. A difference of 2 sums 26. Jeb has $25 in Miller Money and he spends some of the Miller Money at Da General Store. Which expression represents the situation? A. n 25 B. n + 25 C n D. 25 n 27. Which of the following correctly applies the distributive property to 35x + 14y to produce an equivalent expression? A. 49xy B. 7(5x + 2y) C. 5(7x + 14y) D. 7(7xy) 28. Which of the following values for the variable will make the inequality true? 2(5 3) < 3y A. -1, 3, 10 B. -1, 0, 1 C. -2, 1, 2 D. 2, 6, 5

4 29. The formula A = 6s 2 where s = the side length, can be used to find the surface area of a cube. Use the formula to calculate the surface area of a cube with sides that are 2.5 cm. 30. A brand new amusement park just opened last summer. During the first week of July last year, 6000 people visited the park. The number of visitors increased by 10% during the second week. How many people visited the park during the second week? A. 600 B C D. 60, Use the distributive property to write an equivalent expression for 54m + 81 A. m( ) B. 3( ) C. 27(2m + 3) D. 135m 32. Which expressions are equivalent? A. 5(2x + 4) and 10x + 4 B. 5(2x + 4) and 10x + 20 C. 5(x 3) and 5(-2x) D. 2x(4 5x) and 2x + 4 5x

5 33. Tony has $40 in his saving account and wants to buy a new bike that will cost at least $100. Let n respresent the amount of money that Tony needs to save in order to have enough money to buy the bike. Which inequality represents this situation? A. 100 n + 40 B n $100 C. n D. n The submarine is 350 feet below sea level. Which of following would represent the distance, as an absolute value, the submarine is from the surface of the sea. A = -350 feet B = 350 feet C. 350 = 350 feet D. 350 = -350 feet 35. Which of the following expresses the fact that -10 is colder than 6? A. 6 < 10 B. 6 > 10 C. -10 < -6 D. -10 < Mr. Frank s bank account has a balance that is less than -$96. Which statement below represents this situation? A. A debt greater than $96 B. A debt less than $96 C. Mr. Frank has at least $96 in his account. 37. What is -(-7)? 38. What is the opposite of -3?

6 2D & 3D Shapes: Perimeter, area & volume 39. A rectangular parking lot is being covered with concrete. There is flower bed in the parking lot that has the shape of a right triangle. The parking lot measures 150 feet by 80 feet. The legs of the right triangle flower bed are 12 feet and 18 feet. How much of the driveway is covered in just concrete? 40. What is the area of the shape formed by consecutively connecting the following ordered pairs? A ( 6, 2) B( -5, 2) C(-5, -3) D (6, -3) 41. A packing container measures 3.4 feet wide, 2 feet tall, and 1.5 feet long. If it is filled ¾ full of packing foam, what is the volume of the packing foam?