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1. |
Solve 3 < 2t - 1 < 15. |
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A. |
{t | 2 < t < 16} |
B. |
{t | 3 < t < 8} |
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C. |
{t | 4 < t < 16} |
D. |
{t | 2 < t < 8} |
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Hint |
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2. |
Solve the system of inequalities by graphing. 
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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3. |
A(n) _____ is a transformation that occurs when a figure is moved from one location to another. |
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A. |
addition |
B. |
dilation |
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C. |
translation |
D. |
enlargement |
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Hint |
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4. |
Simplify  |
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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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5. |
Simplify  . |
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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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6. |
Evaluate log7 49. |
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A. |
2 |
B. |
7 |
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C. |
1 |
D. |
49 |
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Hint |
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7. |
Find  to three decimal places. |
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A. |
3.1355 |
B. |
1.3617 |
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C. |
2.3225 |
D. |
1.6113 |
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Hint |
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8. |
Solve 3x + 4 = 7x - 1 to three decimal places. |
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A. |
7.483 |
B. |
-1.993 |
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C. |
1.254 |
D. |
2.397 |
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Hint |
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9. |
Write an equation for the nth term of the arithmetic sequence
18, 30, 42, 54, 66, . . . . |
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A. |
an = n + 18 |
B. |
an = 30n + 6 |
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C. |
an = 12n + 6 |
D. |
an = 18n + 12 |
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Hint |
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10. |
The letters from the word ''alert'' are used to form a password into a school computer system. How many 5-letter passwords can be formed if the letters can be used more than once? |
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A. |
3125 |
B. |
625 |
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C. |
120 |
D. |
50 |
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Hint |
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11. |
An article in the Gazette reported that about 1 out of 4 cars sold in 1980 was red. Suppose a salesperson sells 6 cars per week. What is the probability that he or she sells at least 4 red cars in a week? |
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A. |
 or about 0.0330 |
B. |
 or about 0.0376 |
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C. |
 or about 0.1318 |
D. |
 or about 0.9624 |
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Hint |
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12. |
What is the exact value of cos (-60°)? |
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A. |
-1 |
B. |
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C. |
0 |
D. |
 |
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Hint |
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13. |
Find the exact value of cos  if x is between 90° and 180° and
sin x =  . |
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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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14. |
Find all solutions of sin 2x = cos x if  . |
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A. |
 , |
B. |
, |
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C. |
, |
D. |
, |
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Hint |
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15. |
At a firm, there are three workers that are supposed to work a combined 110 hours per week. Worker 1 is supposed to work 5 hours more than worker 2, and worker 2 is supposed to work 15 hours more than worker 3. How long should each one work? |
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A. |
worker 1: 45worker 2: 40worker 3: 25 |
B. |
worker 1: 40worker 2: 45worker 3: 25 |
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C. |
worker 1: 42.5worker 2: 37.5worker 3: 30 |
D. |
worker 1: 45worker 2: 35worker 3: 30 |
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Hint |
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16. |
If  and  find 4A – 5B. |
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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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17. |
What is the y-intercept of the function y = 2x2 + 1 |
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A. |
1 |
B. |
0 |
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C. |
3 |
D. |
none |
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Hint |
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18. |
Which of the following is a polynomial in one variable? |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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19. |
The amount of work done by James and his relative distance to Samuel is inversely related. When James is 6 feet away from Samuel, he can get 13 assignments done per hour. How many assignments can James get done when he is 52 feet away from Samuel? |
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A. |
59 assignments |
B. |
24 assignments |
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C. |
112.7 assignments |
D. |
1.5 assignments |
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Hint |
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20. |
Suppose that Pam could build a house in  months and Jerry could build a house in  months. If they work together, how long would it take them to build the house? |
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A. |
5 months |
B. |
 months |
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C. |
10 months |
D. |
 months |
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Hint |
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