21 Questions

You may use a calculator on all questions.

Questions and Answers

- 1.1. What is the ninth term in this sequence?5, 14, 23, 32, .....
- A.
A. 41

- B.
B. 68

- C.
C. 77

- D.
D. 86

- 2.2. In this diagram line
*a*is parallel to line*b*, and line*t*is a transversal. Which pair of angles are corresponding angles?- A.
A. angle 1 and angle 8

- B.
B. angle 4 and angle 6

- C.
C. angle 2 and angle 8

- D.
D. angle 2 and angle 6

- 3.3. This drawing shows how to ....
- A.
A. construct a perpendicular to a line segment through a point on the segment.

- B.
B. construct a bisector of a segment.

- C.
C. construct a perpendicular bisector of a segment.

- D.
D. construct a segment congruent to a given segment.

- 4.4. A circle has a diameter of 12 inches. Which is the best estimate of the area of the circle?
- A.
A. 19 square inches

- B.
B. 38 square inches

- C.
C. 113 square inches

- D.
D. 452 square inches

- 5.5. The table below shows the distance in kilometers between some towns. How much farther is it from Edgertown to Parker than from Aurora to Broomfield?
- A.
A. 2.4 kilometers

- B.
B. 3.7 kilometers

- C.
C. 4.7 kilometers

- D.
D. 13.1 kilometers

- 6.6. Identify the hypotenuse of this right triangle.
- A.
A. side PR

- B.
B. side RQ

- C.
C. sides PQ

- D.
D. sides PQ and RQ

- 7.7. What is the area of this figure?
- A.
A. 36 square units

- B.
B. 45 square units

- C.
C. 54 square units

- D.
D. 66 square units

- 8.8. This scatterplot compares the height and weight of 9 elementary school students. What conclusion can you draw from this scatter plot?
- A.
A. As height increases, so does weight.

- B.
A. As height increases, weight decreases.

- C.
A. As height increases, weight remains about the same.

- D.
A. There is no relationship between the two sets of data.

- 9.9. What is the total number of outcomes of drawing a card from a deck of 10 different cards, flipping a coin, and rolling a number cube?
- A.
A. 18

- B.
B. 60

- C.
C. 120

- D.
D. 240

- 10.10. Which of the following best describes this graph?
- A.
A. linear

- B.
B. nonlinear

- C.
C. both linear and nonlinear

- D.
D. neither linear nor nonlinear

- 11.11. In this diagram, line a is parallel to line b, and line t is a transversal. If the measure of angle 8 = 41 degrees, what is the measure of angle 1?
- A.
A. 41 degrees

- B.
B. 49 degrees

- C.
C. 82 degrees

- D.
D. 139 degrees

- 12.12. Which of the following shows 7.4 x 10
^{-4}in standard notation?- A.
A. 0.000074

- B.
B. 0.0074

- C.
C. 0.00074

- D.
D. 74,000

- 13.13. This year Lucy joined a mail order book club. She paid a basic membership fee of $7.50. Each book she bought cost $4.95. If
*n*stands for the number of books she has bought through the club, which expression shows the total amount she has spent in the book club?- A.
A. $7.50 x $4.95n

- B.
B. ($7.50 + $4.95) x n

- C.
C. $7.50 + $4.95n

- D.
D. $7.50n + $4.95

- 14.14. Which linear equation corresponds to this graph?
- A.
A. y = x + 3

- B.
B. y = x - 3

- C.
C. y = 3x

- D.
D. y = 3 - x

- 15.15. Harvey bought a stereo that cost $325. The sales tax in his state is 6%. How much tax did Harvey have to pay on the stereo?
- A.
A. $1.95

- B.
B. $19.50

- C.
C. $195

- D.
D. $305.50

- 16.16. Ada and Beth met at a corner cafe for lunch. From there, Ada took a bus 5 km north to her house, and Beth took a bus 12 km east to her house. How far is Ada's house from Beth's house?
- A.
A. 7 km

- B.
B. 13 km

- C.
C. 17 km

- D.
D. 26 km

- 17.17. What is the slope of this line?
- A.
A. -3/2

- B.
B. -2/3

- C.
C. 2/3

- D.
D. 3/2

- 18.18. Which expression is the same as (-7 x 8) + (-7 x 2)?
- A.
A. -7 x (8 + 2)

- B.
B. -7 x (8 x 2)

- C.
C. (-7 + 8) x 2

- D.
D. (-7 x 8) + 2

- 19.19. Which is the best estimate of the volume of a cylinder whose radius is 6 cm and whose height is 8 cm?
- A.
A. 151 cubic centimeters

- B.
B. 301 cubic centimeters

- C.
C. 904 cubic centimeters

- D.
D. 3,617 cubic centimeters

- 20.20. Shawna paid $7.40 for 4 gallons of gasoline. At that rate, how much would she pay for 6 gallons of gasoline?
- A.
A. $1.85

- B.
B. $22.20

- C.
C. $14.80

- D.
D. $11.10

- 21.ECR21. Kyle researched the annual budget of his town and discovered that it was 28,600,000 dollars. Part A Write this number in scientific notation.Part BUse what you know about writing numbers in scientific notation to explain why your answer is correct.Suppose Kyle made a mistake and the budget was 10 times as great as the number he recorded. How would you have to change your answer in Part B to show the new number in scientific notation? Explain your steps.