Grade 9 Obj. Roberto is packing a van with suitcases. The van has 15 storage units. Each large suitcase uses 2 storage units, and each small suitcase uses 1 storage unit. If l is the number of large suitcases and s is the number of small suitcases, which inequality represents the number of suitcases he can fit in the van? ABCDABCD 1. 1: (A.1)(C) Page 1

Grade 9 Obj. The amount of time it takes Greg to drive the route does not depend on the number of stops he makes. The minimum amount of time that it takes Greg to drive the route is 3 minutes. Each stop that Greg makes adds 14 minutes to the total time. Each stop that Greg makes adds 3 minutes to the total time. The amount of time it takes Greg to drive the school bus route in the morning is given by the function t = x, where x is the number of stops he makes. Which is the best interpretation of this function? 2. 1: (A.1)(E) Page 2 F G H J

Grade 9 Obj. Which equation is graphed at the right? 2: (A.2)(A) 3. Page 3 A y = 2x B y = (x + 2) 2 C y = (x – 2) 2 D y = 3x 2 + 5

Grade 9 Obj. F 6n G 3(n + 1) H n J (n – 1) Consider the following sequence of numbers: 2: (A.3)(B) 4. Page 4 6, 9, 14, 21, 30, 41, 54, 69, 86, … Which expression below describes the pattern above, where n is the term number?

Grade 9 Obj. A The cashier earns $6 per hour. B The cashier earns $6.25 per hour. C The cashier earns $12 per hour. D The cashier earns $12.50 per hour. The graph shows the wages earned by a cashier during a week. Which of the following best describes the slope of the line? 3: (A.6)(B) 5. Page 5

Grade 9 Obj. F y = x – 1 G y = –2x – 7 H y = 3x – 1 J y = 3x – 3 Which linear equation goes through the points (–2, –7) and (3, 8)? 3: (A.6)(D) 6. Page 6

Grade 9 Obj. Jonas is buying ice and soda for a barbecue. Ice costs $2 per bag, and soda costs $3 per case. Jonas has $18 to spend. Which of the following combinations is he able to buy if he is to stay within his budget? 4: (A.7)(B) A 2 cases of soda and 6 bags of ice B 3 cases of soda and 5 bags of ice C 4 cases of soda and 4 bags of ice D 1 case of soda and 8 bags of ice 7. Page 7

Grade 9 Obj. F 0.4 o F per minute G 2.0 o F per minute H 4.0 o F per minute J 6.0 o F per minute An air conditioner cools a room from 80 o F to 74 o F in 15 minutes. What is the rate of cooling? 4: (A.7)(C) 8. Page 8

Grade 9 Obj. A y = x 2 – 3 B y = x 2 C y = x D y = x The graph of which function appears to be shifted 3 units down from the graph of y = x 2 + 3? 5: (A.9)(C) 9. Page 9

Grade 9 Obj. F xy G x 2 y H x 3 J x 3 y 3 The volume of a cube is given by the expression x 6 y 3. Which expression gives the length of a side of the cube? 5: (A.11)(A) 10. Page 10

Grade 9 Obj. A 1 B C 2 D 3 ∆KLM is dilated to form ∆GHJ. What is the scale factor for the dilation? 6: (8.6)(A) 11. Page 11

Grade 9 Obj. F (2, –2) G (–2, 2) H (–2, –2) J (2, 2) A rectangle is drawn on a coordinate plane with a vertex in each of the 4 quadrants. Three of the vertices have the coordinates (–3, 2), (2, –4), and (–3, –4). What are the coordinates of the fourth vertex? 6: (8.7)(D) 12. Page 12

Grade 9 Obj. A 426 square feet B 442 square feet C 450 square feet D 500 square feet After purchasing a building to start a new business, Mr. Johnson finds the workspace needs new flooring. How many square feet of flooring will he need to buy? 7: (8.7)(B) 13. Page 13

Grade 9 Obj. F 5.2 G 6.0 H 6.7 J 8.5 The diagram shows an equilateral triangle bisected by a dotted line. Which of the following best represents the height of the triangle, d? 7: (8.7)(C) 14. Page 14

Grade 9 Obj. A 34 m 2 B 37 m 2 C 45 m 2 D 60 m 2 The lateral surface area of a square pyramid is 25 square meters and the perimeter of the base is 12 meters. What is the total surface area of the pyramid? 8: (8.8)(A) 15. Page 15

Grade 9 Obj. F 6.0 inches G 7.5 inches H 13.5 inches J 15.9 inches A hand towel is similar to a face towel. The hand towel has a length of 18 inches and a width of 12 inches. If the face towel has a length of 9 inches, what is the width of the face towel? 8: (8.9)(B) 16. Page 16

Grade 9 Obj. A 12 acres B 23.3 acres C 30 acres D 50 acres The shaded region of this map shows the area of a state park. If the area of the entire map is 140 acres, what is the area of the park? 9: (8.3)(B) 17. Page 17

Grade 9 Obj. FGHJFGHJ A hat contains the names of 5 boys and 7 girls. Two prizes are to be given away by drawing a name from the hat. The same person cannot win both times. What is the probability of both winners being boys? 9: (8.11)(A) Page

Grade 9 Obj. A Shinichiro B Gloria C Eustace D Nzinga The table to the right shows the various distances and times for several athletes in different track events. Which athlete had the greatest speed in his or her event? 10: (8.14)(A) 19. Page 19

Grade 9 Obj. F Divide 180 o by 4. G Multiply 50 o by 2. H Subtract 50 o from 180 o. J Subtract 50 o from 360 o. Parallelogram ABCD is similar to parallelogram WXYZ. 10: (8.15)(A) 20. Page 20 What procedure can be used to find the number of degrees in  B?