measured 3 feet tall was planted. A hundred years later, the tree is now 25 feet tall. How many times taller is the tree now

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1 Name: Teacher: Mr. Baer 15 Week Review 1. A store is having a sale 30% off all sweatshirts. If p represents the regular price of a sweatshirt, which expression(s) could be used to calculate the sale price of a sweatshirt? Select all that apply. p p p 0.30p 0.70p 1.30p 2. A salesperson at Company Z makes 35% commission on all the items he or she sells. If last month a salesperson sold d dollars of merchandise, which expression can be used to calculate how much commission the salesperson earned? A. 0.65d B. 0.35d C. 1.35d 0.35d d 3. Season s junior high school is celebrating its centennial anniversary. When the school first opened, a tree that measured 3 feet tall was planted. A hundred years later, the tree is now 25 feet tall. How many times taller is the tree now than it was when the school first opened? A. 6 B. 8 C

2 4. Mrs. Williams needed to make 4 pounds of fruit salad for a class party. She used 1 pounds of grapes, of a pound of cherries and 1 pounds of melon. The rest of the salad was strawberries. How many pounds of strawberries did she use in the fruit salad? A. 8 pounds B. 3 pounds C. 2 pounds of a pound 5. To prepare for the big meet, the track team ran each day after school. The distances they ran are shown in the table below. Day Monday 5 Tuesday 4 Wednesday 3 Thursday 4 Friday 5 Distance (miles) How much farther did the team run on Monday than Wednesday? A. 2 miles B. 2 miles C. 8 miles 9 miles

3 6. Simplify the following expression. 7. A B C Jack wants to build a fence around his house as shown below. The length of the fence will be 52 feet and the width will be 25 feet. If the fence costs $12.50 a foot, how much money will it cost Jack to put a fence around his entire house? Show your work. Answer for #7:

4 8. Which point must be included on the graph of all proportional relationships? A. (1, 5) B. (0, 3) C. (0, 0) (2, 7) 9. The graph below shows the admission fees charged at a local museum. What is another point that could be on the graph? A. (10, 20) B. (12, 120) C. (15, 200) (20, 400)

5 10. Maritza is planning a party. She wanted to buy cans of soda for all of her guests to enjoy. The graph below shows the cans of soda needed for the guests she invites. Which point on the graph represents If 6 guests are invited, Maritza must buy 12 cans of soda? A. (4, 8) B. (6, 12) C. (1, 2) (12, 6)

6 11. The parks department is filling the pool for the summer season. The amount of water, w, in the pool is proportional to the amount of hours, h, the pool is filling as shown in the graph below. Which equation represents this relationship? A. g = 2h B. g = 25h C. h = 25g g = 50h

7 12. The graph below shows the cost of amusement park ride tickets. What is the constant of proportionality? A. $0.75 B. $4.50 C. $9.00 $ The table below shows the amount of sugar needed to make cookies. Amount of Cookies dozen 1 dozen 2 dozen 6 dozen Amount of Sugar cup 1 cup 1 cups? If the amount of sugar needed is proportional to the amount of cookies being made, how many cups of sugar are needed for 6 dozen cookies? Answer: To make 6 dozen cookies, you will need cups of sugar. 14. Luisa bought a dozen donuts for a class party. The donuts cost $7.98 plus she was charged an additional 6% tax. How much did Luisa pay for the donuts including tax? Luisa s total for the donuts was $. 15. A video game originally costs $ It was discounted 15%. What is the sale price of the game? A. $7.50 B. $34.99 C. $42.49 $57.49

8 16. Rachel wants to find the best price for potatoes at the grocery store. She sees a 10-pound bag for $5.90, a 5- pound bag for $2.75 and a 1 pound bag for $0.99. Which bag has the lowest price per pound? A. 10-pound B. 5-pound C. 1 pound They are all the same. 17. A novelist can write 2 pages in hour. How many pages can she write per hour? A. page B. 1 pages C. 2 pages 3 pages 18. Simplify the expression. Express your answer as an improper fraction in simplest form. The answer is. 19. Simplify the expression: A. B. C. 1

9 20. The sale price of a TV that is currently 30% off the regular price of $328 can be found using any expression below except: A B C Your family purchased new living room furniture on credit at the store, which is a simple interest loan. If your family paid $ in interest on the principal of $1, over 5 years, what was the rate of the loan? A. 6% B. 8% C. 4% 2% is what percent of 1680? A. 213% B. 37% C. 27% 15% 23. What is 13 1 / 2 % of 140? A B C Leslie needs a spool of twine for her art project. The project she is working on only requires 4 1 / 2 feet of twine. When Leslie mom went to the store to purchase the twine and some other supplies, she discovered that the smallest spool she could find was 25 3 / 4 feet long. After Leslie uses 4 1 / 2 feet, how much twine will be left on the spool? A / 4 feet B. 26 feet C / 2 feet 25 1 / 4 feet 25. Ted really has an interest in Navy planes. He just got a new model of the F-14A Tomcat Atlantic F.S. plane. The package said that it was a scale model of 1:48. If the model s wingspan is 16 inches, what would be the true wingspan of the F- 14 Tomcat? A. 360 inches or 30 feet B. 64 inches or 5.3 feet C. 764 inches or 64 feet 76.4 inches or 6.36 feet

10 26. Tristan and Jordan are going away to college in the fall. Their parents bought a map and have highlighted the route for them. The scale on the map is 1.5 in. = 45 miles. If their college is 7 inches away from their hometown on the map, how many miles do they have to drive before they get to college? A. 315 miles B. 210 miles C. 68 miles 472 miles 27. The scale on a road map is 1 cm = 250 miles. If the distance between two cities on the map is 6.5 cm, what is the actual distance between the cities? A. 1,250 miles B miles C. 250 miles 1,625 miles 28. What is the scale factor that was used to draw the larger figure? A. B. C. 29. The Smiths were celebrating their 50 th wedding anniversary. Their children took one of their photographs from their wedding and had it enlarged and made into a poster. The poster was 24 inches by 36 inches. The scale is. Find the size of the original photograph. A. 24 in. by 36 in. B. 3.6 in. by 5.8 in. C. 8 in. by 10 in. 4.8 in. by 7.2 in.

11 30. The number sentence - 1 = - is an example of the A. identity property of addition B. identity property of multiplication C. zero property of multiplication distributive property 31. Carla says that 4 (5 6) is the same as (4 5) 6. Carla is correct because this is an example of the A. distributive property B. identity property of multiplication C. commutative property of multiplication associative property of multiplication 32. While doing her math homework, Nicole wrote the following sentence in her notebook: Which property did Nicole use? A. commutative property of addition B. associative property of addition C. distributive property identity property of addition 33. Which expresses the fraction as a decimal? A. 2.3 B. 0.3 C Which of the following is an integer? A. 2.2 B. -2 C. 35. Simplify the expression: 3(4 ( 2)) + 8. Answer:

12 36. Evaluate Answer: 37. Find the quotient -36 (-12). Answer: 38. The average surface temperature on Mars is -81 F. The average surface temperature on Saturn is -218 F. What is the difference between these two surface temperatures? Answer: F 39. Kerry is looking forward to a skiing trip this weekend. She checked the temperature yesterday and today, and overnight it dropped from 12 F to -5 F. What is the difference in the temperature? Answer: F 40. Add: -5 + (-7) + (+6). Answer: 41. The area of a rectangle is length width. Sasha is looking at a store for rent. The floor plan is rectangular. The length of the store is 21 feet, and the area is 325 square feet. What is the width of the store? Answer: feet 42. Gino has a stick of pepperoni that is 26 inches long. He wants to cut pieces that are inch long to put on his large pizza. How many pieces can Gino get from that stick? A. 51 B. 52 C. 53

13 43. Steve walks 5 blocks everyday. Express this number as a decimal. A B C. 44. Kyle drove his car 250 miles on 20 gallons of gas. How many miles per gallon did Kyle average? Answer: miles per gallon 45. Enter the symbol <, =, or > that makes the sentence true: 46. What is the simple interest earned on an investment of $12,625 in mutual funds for 12 years at a rate of 4%? Answer: $ 47. The repeating decimal is equivalent to all of the following except A. 3.3 B. C A letter weighs 32 grams. How many kilograms does the letter weigh? A. 3.2 B C If a load of soil weighs 1.25 tons, how many ounces does the load weigh? A. 400,000 B. 4,000 C. 40,000 4,000, The cost of school lunch is going to increase 20% next year. If the lunch costs c dollars now, which expression can be used to calculate the cost of the lunch next year? A. 0.20c B. 1.20c C. 0.80c c + 20