OCCT 15.notebook April 01, 2015

Transcription

1 1. Paul sold ice cream bars to earn $64 for a new CD player. He paid $0.27 for each bar and sold each bar for $0.52 each. Which equation could be used to find x, the number of ice cream bars Paul sold to earn $64? 1

2 2. Which ordered pair is a point on the graph of the equation: 2x + 4y = 8? (2, 4) (0, 2) (4, 8) (6, 1) 2

3 3. Which equation is best represented by the graph below? 3

4 4. The figure below represents a net of a cube. Each face of the cube is x units wide. Which formula can be used to find n, the combined area of the top and bottom faces of the cube? Bottom Face Top Face x 4

5 5. Which inequality is best represented by the graph on the number line below? 5

6 6. The time needed for light to traves one meter is approximately 3,336 x seconds. What is this length of time written in scientific notation? 6

7 7. What is the simplified form of the expression: ? 7

8 8. In some science fiction movies, "Warp 2" is defined as 10 times the speed of light. The speed of light is approximately 186,000 miles per second. Which of the following represents Warp 2 in scientific notation? 8

9 9. Which geometric solid has bases that are parallel and congruent? 9

10 10. What is the length of the side that is not labeled in this right triangle? 3 cm? 4 cm 10

11 11. Maria has two cylindrical glass containers with the following dimensions in inches. Container R: h = 8 and r = 1 Container S: h = 4 and r = 2 Which statement about the volumes of the two containers is true? V cylinder = πr 2 h 11

12 12. Triangle LOM is similar to triangle PON. P L O M N What is the ratio of the lengths of the sides of triangle LOM to the lengths of the corresponding sides of triangle PON? 12

13 13. Juan cut the largest possible circle out of a 6 inch square as shown. 6 inches What is the remaining shaded region of the square? A square = s 2 A circle = π r 2 13

14 14. The mean, dedian, mode, and range of this entire data set are equal. 26, 17, 9, 17,? What number completes the set? 14

15 15. What is the solution to the equation below? 1 5 t + 4 = 14 15

16 16. Which of the following has a value of 1? F ( 1) 3 G 0 1 H (1 2 ) J

17 17. Which inequality is represented by the balance below? x x 17

18 18. Which expression is equivalent to? x 4 x 2 x 8 18

19 19. The size of a skin cell is about 3 x 10 4 meters. The size of an antibody is about 1 x 10 8 meters. What is the relationship between the size of a skin cell and the size of an antibody? 19

20 20. What is the solution to the equation 8 5(x 4) = 2x 6? 20

21 21. The table shows when fishermen went fishing and the weights of the fish they caught. Light Fish (less than 2 pounds) Heavy Fish (2 pounds or more) Morning Evening Which statement is supported by the data? A In the evening, more fishermen catch heavier fish. B More light fish are caught in the evening than in the morning. C More heavy fish are caught in the evening than in the morning. D. In the evening, fishermen catch the same number of heavy and light fish. 21

22 22. Which two dimensional pattern can be folded to make a triangular prism? A B C D 22

23 23. y inches z inches y 2 in 2 z 2 in 2 x inches x 2 in 2 Based on the Pythagorean Theorem, which diagram shows the relationship among the side lengths in this triangle? A C X Y Y X Y X Y Y X B D Y X Y X X X X Y Y Y Y X Y X X 23

24 24. The graph shows the amount of money an employee earns over an 8 hour period. Total Amount of Money (dollars) Number of Hours Worked What does the slope of the graph represent? 24

25 25. In a basketball game, a player only shot 2 point and 3 point baskets. The player made a total of 13 baskets and scored a total of 30 points. How many 3 point baskets did the player make? 25