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1. |
Write an algebraic expression to represent ''the sum of 6 and three times a number squared.'' |
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A. |
6(3x) |
B. |
6 + 3x2 |
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C. |
6(3x)2 |
D. |
6 + 3x |
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Hint |
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2. |
What does 9|4 mean in the stem-and-leaf plot below? |
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A. |
904 |
B. |
49 |
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C. |
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D. |
94 |
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Hint |
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3. |
The following are scores on the English exam (the scores are out of 100). Which is the correct line plot? |
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A. |
 |
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B. |
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C. |
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D. |
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Hint |
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4. |
Identify the hypothesis of the following if-then statement.
If Ralph does his math homework, then he will get a good grade on the quiz. |
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A. |
Ralph does his math homework. |
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B. |
Ralph may do his math homework. |
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C. |
He will get a good grade on the quiz. |
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D. |
He will not get a good grade on the quiz. |
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Hint |
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5. |
Solve the proportion  |
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A. |
0.02 |
B. |
13 |
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C. |
52.5 |
D. |
24 |
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Hint |
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6. |
Solve the proportion  for the value of z to the nearest hundredth. |
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A. |
1.34 |
B. |
2.10 |
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C. |
0.39 |
D. |
2.56 |
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Hint |
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7. |
Food Some cafeteria trays are shaped like isosceles trapezoids so they will fit around the tables. If the measures of one pair of base angles of a tray are 120, what are the measures of the other pair of base angles? |
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A. |
90 |
B. |
240 |
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C. |
60 |
D. |
120 |
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Hint |
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8. |
Which graph is the graph of the system of inequalities?
y > 2x
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A. |
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B. |
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C. |
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D. |
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Hint |
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9. |
Determine which point is a solution to the system of inequalities by graphing.
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A. |
(3, 2) |
B. |
no solution |
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C. |
(0, 7) |
D. |
(5, 6) |
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Hint |
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10. |
The diameter of a circle is 7.5. Find the circumference to the nearest tenth. |
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A. |
35.4 |
B. |
47.1 |
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C. |
16.8 |
D. |
23.6 |
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Hint |
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11. |
If two lines are cut by a transversal and ______ angles are congruent, then the lines are parallel. |
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A. |
adjacent |
B. |
vertical |
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C. |
corresponding |
D. |
consecutive interior |
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Hint |
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12. |
 ABC is ______. |
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A. |
equilateral |
B. |
isosceles and scalene |
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C. |
scalene and acute |
D. |
scalene but not acute |
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Hint |
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13. |
Two triangles are necessarily congruent if and only if __________. |
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A. |
their corresponding sides and corresponding angles are congruent, and they are rotated to the same position. |
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B. |
their corresponding sides and corresponding angles are congruent. |
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C. |
their corresponding angles are congruent. |
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D. |
two of their sides are congruent. |
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Hint |
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14. |
Find the area of this figure. |
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A. |
200 sq. units |
B. |
98 sq. units |
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C. |
168 sq. units |
D. |
104 sq. units |
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Hint |
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15. |
Find the volume of the pyramid. (Round to the nearest whole number.) |
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A. |
156 m3 |
B. |
115 m3 |
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C. |
124 m3 |
D. |
144 m3 |
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Hint |
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16. |
Consider the function f (x) = -2(x + 8). Is this function a linear function? Why or why not? |
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A. |
Yes, the function can be written in the form f (x) = mx + b. |
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B. |
Yes, the coefficient of x is not zero. |
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C. |
No, the function cannot be written in the form f (x) = mx + b. |
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D. |
No, f is not a function. |
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Hint |
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17. |
Consider the formula F(c) = 1.8c + 32, where c is the temperature in degrees Celsius and F(c) is the temperature in degrees Fahrenheit. If it is 0° C at the beginning of the day, and it is 11° C at noon, what was the change in temperature in degrees Fahrenheit? |
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A. |
51.8 |
B. |
-12.2 |
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C. |
11 |
D. |
19.8 |
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Hint |
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18. |
Express the result in scientific notation.  |
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A. |
1.25 × 10-4 |
B. |
1.25 × 10-10 |
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C. |
1.25 × 1010 |
D. |
1.25 × 104 |
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Hint |
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19. |
How could the graph be changed so it is not misleading? |
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A. |
Change the graph from vertical to horizontal. |
B. |
Change the color. |
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C. |
Write out the entire names of the months. |
D. |
Make the graph start at 0 to see all of the bars. |
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Hint |
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20. |
Solve  by the method of determinants. Round to the nearest hundredth. |
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A. |
(1.68, 4.40) |
B. |
(-1.86, -2.20) |
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C. |
(2.46, 1.20) |
D. |
(1.86, 2.20) |
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Hint |
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