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1. |
How many diagonals are there in an 11-sided figure? |
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A. |
11 |
B. |
44 |
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C. |
43 |
D. |
22 |
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Hint |
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2. |
Simplify 2a4 + 4a2 + a4. |
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A. |
3a4 + 4a2 |
B. |
3a8 + 4a2 |
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C. |
7a10 |
D. |
2a4 + 4a2 + a4 |
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Hint |
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3. |
The sum of a number and -16 is 25. Find the number. |
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A. |
-9 |
B. |
 |
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C. |
9 |
D. |
41 |
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Hint |
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4. |
Three times the greater of two consecutive odd integers is five less than four times the smaller. Find the two numbers. |
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A. |
15, 17 |
B. |
11, 13 |
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C. |
8, 9 |
D. |
8, 10 |
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Hint |
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5. |
A 50-mile trip uses 2 gallons of gas. How much gas would you use on a 115-mile trip? |
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A. |
4.6 gallons |
B. |
5 gallons |
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C. |
25 gallons |
D. |
4 gallons |
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Hint |
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6. |
 and  are similar. Find b if x = 15, y = 6,
and a = 7.5. |
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A. |
6 |
B. |
7.5 |
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C. |
12 |
D. |
3 |
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Hint |
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7. |
Solve -3x - 5 > 22. |
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A. |
{x | x < -81} |
B. |
{x | x < -9} |
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C. |
 |
D. |
{x | x > -9} |
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Hint |
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8. |
Simplify (4x3) (3x5). |
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A. |
12x8 |
B. |
12x15 |
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C. |
7x8 |
D. |
7x15 |
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Hint |
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9. |
Simplify  . Assume the denominator is not equal to zero. |
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A. |
 |
B. |
 |
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C. |
-b2 |
D. |
 |
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Hint |
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10. |
Write an expression for the area of the rectangle shown below. |
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 |
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A. |
6xy2 + 4x3y |
B. |
12xy2 + 4x3y |
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C. |
6xy2 + 7x3y |
D. |
9x2y4 + 12x4y3 |
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Hint |
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11. |
Factor  |
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A. |
 |
B. |
prime |
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C. |
 |
D. |
 |
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Hint |
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12. |
Use the quadratic formula to solve 6x2 - x - 1 = 0. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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13. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the fourth quarter? |
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A. |
15 |
B. |
48 |
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C. |
60 |
D. |
27 |
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Hint |
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14. |
Translate the sentence into a formula. The area of a trapezoid is equal to one-half times the sum of the bases times the height. |
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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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15. |
Solve –10 < 2x – 8 < 8. |
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A. |
{x| -9 < x < 0} |
B. |
{x| -9 < x < 8} |
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C. |
{x| -1 < x < 8} |
D. |
{x| -1 < x < 6} |
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Hint |
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16. |
Solve  |
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A. |
{x| x > 12} |
B. |
{x| x < -12 or x > 16} |
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C. |
{x| x < -12} |
D. |
{x| x < -16 or x > 12} |
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Hint |
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17. |
Everyone at the stadium is eligible for a drawing at the end of the night. If everyone was given a number, and 10 winners are announced, what kind of sample is this? |
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A. |
systematic random sample |
B. |
voluntary response sample |
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C. |
simple random sample |
D. |
stratified random sample |
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Hint |
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18. |
Steve needed to find out which classes people liked the most. Therefore, after he arrived at his math club meeting, he asked some people there. What kind of sample is this? |
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A. |
unbiased, random sample |
B. |
unbiased, random stratified sample |
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C. |
biased, convenience |
D. |
biased, voluntary |
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Hint |
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19. |
John wanted to see the flag as he sang the national anthem, so he looked up at it at an angle of 38°. Then, he decided to get a closer look, so he walked 150 feet toward the flag. If his angle of elevation was now 46°, how high was the flag? |
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A. |
477.3 ft. |
B. |
460.9 ft. |
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C. |
155.3 ft. |
D. |
117.2 ft. |
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Hint |
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20. |
Which of the following is not true concerning inverse variation? |
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A. |
x1y1 = x2y2 |
B. |
Its graph is defined for x = 0. |
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C. |
There is some nonzero constant k such that xy = k |
D. |
As y increases, x decreases |
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Hint |
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