| |
| |
1. |
Solve the system of inequalities by graphing. 
|
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
 |
| |
|
A. |
 |
B. |
[10 37] |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
A scale drawing of a room has a scale of 1.75 inches = 1.5 feet. How long is a couch that is 7 inches in the scale drawing? |
| |
|
A. |
7 ft |
B. |
8 ft |
| |
|
C. |
5 ft |
D. |
6 ft |
| |
|
Hint |
|
| |
4. |
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? |
| |
|
A. |
120 |
B. |
240 |
| |
|
C. |
60 |
D. |
90 |
| |
|
Hint |
|
| |
5. |
Of the movies Sally went to last year, 10 were comedies and 2 were dramas. Find the ratio of comedies to dramas. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
The statement two parallelograms are similar is_______. |
| |
|
A. |
never true |
B. |
always true |
| |
|
C. |
true if and only if the parallelograms are rectangles |
D. |
sometimes true |
| |
|
Hint |
|
| |
7. |
 . Find the value of y. |
| |
|
 |
| |
|
A. |
1.8 |
B. |
2.2 |
| |
|
C. |
2 |
D. |
1.9 |
| |
|
Hint |
|
| |
8. |
Which point is not a solution for the system of inequalities? |
| |
|
 |
| |
|
A. |
(-3, 7) |
B. |
(-2, -7) |
| |
|
C. |
(2, -5) |
D. |
(3, -3) |
| |
|
Hint |
|
| |
9. |
If a dart hits a random point on the target shown, what is the probability that the point is in the shaded region? |
| |
|
 |
| |
|
A. |
0.2 |
B. |
0.25 |
| |
|
C. |
0.36 |
D. |
0.04 |
| |
|
Hint |
|
| |
10. |
Find the probability of drawing a red ace and a red king from a standard deck of cards without replacement. |
| |
|
A. |
 or about 0.0392 |
B. |
 or about 0.0015 |
| |
|
C. |
 or about 0.0060 |
D. |
 or about 0.0385 |
| |
|
Hint |
|
| |
11. |
Given that  is the median of trapezoid ZYXW, find the value of x. |
| |
|
 |
| |
|
A. |
15 |
B. |
27 |
| |
|
C. |
21 |
D. |
4 |
| |
|
Hint |
|
| |
12. |
Find 5(-20). |
| |
|
A. |
-100 |
B. |
25 |
| |
|
C. |
-15 |
D. |
100 |
| |
|
Hint |
|
| |
13. |
If Molly's car gets 24 miles for each gallon of gasoline, and she has 8 gallons of gasoline in her tank, how far can she drive before having to stop and get gas? |
| |
|
A. |
24 miles |
B. |
96 miles |
| |
|
C. |
192 miles |
D. |
3 miles |
| |
|
Hint |
|
| |
14. |
A phone company charges for service as follows: they charge a certain amount for a visit, and then they charge a certain amount per hour after that. If a three-hour service visit costs $220, and a job that takes an hour and a half costs $145, how much is the cost of a visit before the amount of time spent is factored in? |
| |
|
A. |
$25 |
B. |
$217 |
| |
|
C. |
$70 |
D. |
$50 |
| |
|
Hint |
|
| |
15. |
Find A – B if  and  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
16. |
Express the result in scientific notation.  |
| |
|
A. |
1.25 × 1010 |
B. |
1.25 × 104 |
| |
|
C. |
1.25 × 10-10 |
D. |
1.25 × 10-4 |
| |
|
Hint |
|
| |
17. |
A briefcase combination lock contains 4 digits. Each digit is a number between 0 and 9. If each number can only be used once, what is the probability that all four digits are odd? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
A bag contains 10 red marbles, 5 gray marbles, 12 black marbles, and 8 white marbles. Two marbles are randomly drawn from the bag without replacement. What is the probability of drawing a gray marble followed by another gray marble? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
If A = {5, 6, 7, 8} and B = {8, 9}. what set notation means that 7 belongs to set A but not set B? |
| |
|
A. |
7 A, 7 B |
B. |
7A, 7 B |
| |
|
C. |
7 A, 7 B |
D. |
7 = A, 7 B |
| |
|
Hint |
|
| |
20. |
Which method of finding solutions would work best to find the solutions to the system  and state why? |
| |
|
A. |
substitution |
B. |
adding and multiplying |
| |
|
C. |
determinants and matrices, because there are fewer calculations |
D. |
adding or subtracting |
| |
|
Hint |
|
|
|