21 Questions

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• 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.