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7 th Grade

7 th Grade. TAKS Short Course Objective 2. 7.3(A) The student is expected to estimate and find solutions to application problems involving percent.

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7 th Grade

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  1. 7th Grade TAKS Short Course Objective 2

  2. 7.3(A) The student is expected to estimate and find solutions to application problems involving percent

  3. 1. The cost of Matt and Natalie’s dinner was $27.35. They want to leave a 20% tip. Which of the following is closest to the amount of the tip they want to leave? A) $4.00 B) $4.50 C) $5.00 D) $5.50

  4. D) $5.50

  5. 2. A company published 110 books last year, and 8 of them became best-sellers. Which best represents the percent of books the company published last year that did NOT become best-sellers? A) 7% B) 8% C) 93% D) 102%

  6. C) 93%

  7. 3. Mrs. Loya sponsors the Spanish club at Central Middle School. The club has 8 members who are sixth graders, 12 members who are seventh graders, and 10 members who are eighth graders. What percent of the Spanish club members are seventh graders?

  8. 4. Which of the following represents the greatest percent of change? A) A tree grew from 6 feet to 12 feet in 1 year. B) An aquarium that was originally priced at $80 is now $60. C) A person whose salary was $100 per week is now earning $120 per week. D) A baby who weighed 7 pounds at birth now weighs 16 pounds.

  9. D) A baby who weighed 7 pounds at birth now weighs 16 pounds. A) A tree grew from 6 feet to 12 feet in 1 year. B) An aquarium that was originally priced at $80 is now $60. C) A person whose salary was $100 per week is now earning $120 per week. D) A baby who weighed 7 pounds at birth now weighs 16 pounds.

  10. 5. Of the 850 students at Brown Middle School, 38% are in the school band. How many students are in the school band? A) 32 B) 527 C) 323 C) 812

  11. C) 323

  12. 6. Bradley answered 80% of the questions on his science test correctly. There were 30 questions on the test, and all the questions had equal value. How many questions did Bradley NOT answer correctly on his test? A) 6 B) 18 C) 24 D) 20

  13. A) 6

  14. 7.3(B) The student is expected to estimate and find solutions to application problems involving proportional relationships such as similarity, scaling, unit costs, and related measurement units.

  15. 7. The prices of 3 different bottles of shampoo are given in the table. Which size bottle of shampoo has the lowest price per ounce? A) The 20-oz bottle only B) The 15-oz bottle and the 20-oz bottle C) The 15-oz bottle only D) The 10-oz bottle and the 15-oz bottle

  16. C) The 15-oz bottle only

  17. 8. Patrick drew a map of his neighborhood. He used a scale in which 1 inch equals 2 miles. What distance on Patrick’s map should represent the 1.5 miles between his house and the nearest gas station?

  18. 9. An athlete on the school football team can run 20 yards in 2.9 seconds. During the last football game, the athlete ran 64 yards for a touchdown. If the athlete’s rate of speed remained the same, about how long did it take him to run for the touchdown? A) 9.3 sec B) 21.3 sec C) 58 sec D) 19.2 sec

  19. A) 9.3 sec

  20. 7.4(A) The student is expected to generate formulas involving conversions, perimeter, area, circumference, volume, and scaling;

  21. 10. Which of the following CANNOT be used to find the perimeter of a square with side length s? A) s + s + s + s B) 2s + 2s C) 4s D) s × s

  22. D) s × s

  23. 11. Art’s Department Store is having a sale. The table shows the regular price, r, and the sale price, s, of several items. Which formula can be used to calculate the sale price? A) s = r − 2.5 B) s = r × 2.0 C) s = r × 0.5 D) s = r − 0.5

  24. C) s = r × 0.5

  25. 12. Mrs. Penn has a circular tablecloth with a circumference of 29 feet. Which expression could be used to find the radius of the tablecloth? A) 29 − 2π B) C) D) 29 + 2π

  26. B)

  27. 13. Two basketballs can fit inside a hoop, as shown in the drawing below. If each basketball has a circumference of 30 inches, which equation could be used to find d, the diameter of the hoop? A) B) C) D)

  28. A)

  29. 14. Peter wants to find the perimeter of the isosceles trapezoid shown below. Which equation could Peter use to find P, the perimeter of the trapezoid? A) P = 8 · 14 + 5 B) P = 8 + 14 + (2 · 5) C) P = (8 + 14) · 4 ÷ 2 D) P = 8 + 5 + 14 + 4

  30. B) P = 8 + 14 + (2 · 5)

  31. 7.4(B) The student is expected to graph data to demonstrate relationships in familiar concepts such as conversions, perimeter, area, circumference, volume, and scaling;

  32. 15. The data in the table below represent the relationship between the length of a side of a square in centimeters, x, and the area of a square in centimeters squared, y. A) B) C) D)

  33. C)

  34. 16. The data in the table below show the relationship between temperature readings in degrees Fahrenheit, x, and degrees Celsius, y. Which graph best represents the data in the table above?

  35. 17. Which of the following relationships is best represented by the data in the graph? A) Conversion of feet to inches B) Conversion of miles to feet C) Conversion of feet to yards D) Conversion of inches to yards

  36. A) Conversion of feet to inches

  37. 18. The table below shows the different sizes of square gardens Charlie can build. Which graph shows the correct relationship between the side length and perimeter of each square garden Charlie can build?

  38. 7.4(C) The student is expected to use words and symbols to describe the relationship between the terms in an arithmetic sequence (with a constant rate of change) and their positions in the sequence.

  39. 19. Which description shows the relationship between a term and n, its position in the sequence? A) Add 3 to n B) Multiply n by 2 and then subtract 3 C) Multiply n by 2 and then add 3 D) Multiply n by 3 and then subtract 2

  40. D) Multiply n by 3 and then subtract 2 3 3 3 3 The common difference is 3 3(1) - 2 = 1 3(2) - 2 = 4

  41. 20. Which sequence follows the rule 8n − 4, where n represents the position of a term in the sequence? A) 16, 12, 8, 4, 0, … B) 8, 16, 24, 32, 40, … C) 4, 16, 64, 216, 1,024, … D) 4, 12, 20, 28, 36, …

  42. D) 4, 12, 20, 28, 36, …

  43. 21. Which description shows the relationship between a term and n, its position in the sequence? A) Multiply n by B) Subtract from n C) Add to n D) Divide n by

  44. A) Multiply n by Common difference is

  45. 22. Which rule can be used to find the value of any term in the sequence below where n represents the position of the term? A) 2n + 4 B) 4n + 2 C) 3n + 3 D) 8n - 2

  46. B) 4n + 2 4 4 4 4 The common difference is 4 4n + 2

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