| |
| |
1. |
Refer to the set of data below. If 15 were removed from the set of data, which values would change? |
| |
|
 |
| |
|
A. |
mode |
B. |
range and mean |
| |
|
C. |
range |
D. |
mean, median, and range |
| |
|
Hint |
|
| |
2. |
If the number 178,651 is rounded to 179,000 and plotted on a stem and leaf plot as 17|9, how would you plot 151,205? |
| |
|
A. |
151|2 |
B. |
1|15 |
| |
|
C. |
15|1 |
D. |
15|2 |
| |
|
Hint |
|
| |
3. |
Solve 3r + 5 > 26. |
| |
|
A. |
 |
B. |
r > 7 |
| |
|
C. |
r > 21 |
D. |
 |
| |
|
Hint |
|
| |
4. |
The table below lists four solutions of y = 3x – 2.Find the missing value. |
| |
|
 |
| |
|
A. |
–5 |
B. |
–2 |
| |
|
C. |
–1 |
D. |
–4 |
| |
|
Hint |
|
| |
5. |
What is the probability that a randomly-dropped counter will fall in the shaded region? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
After changing its format, a radio station lost 34% of its listeners. If there were an estimated 83,000 listeners originally, how many listeners does the radio station have now? |
| |
|
A. |
49,000 |
B. |
125,758 |
| |
|
C. |
28,220 |
D. |
54,780 |
| |
|
Hint |
|
| |
7. |
If a jacket is on sale for 30% off the regular price of $65.49, how much is the discount? |
| |
|
A. |
$45.85 |
B. |
$21.83 |
| |
|
C. |
$19.65 |
D. |
$30.00 |
| |
|
Hint |
|
| |
8. |
Determining the probability of a coin landing heads up by actually tossing a coin several times is an example of _____. |
| |
|
A. |
theoretical probability |
B. |
sample probability |
| |
|
C. |
experimental probability |
D. |
outcome probability |
| |
|
Hint |
|
| |
9. |
An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers? |
| |
|
A. |
range |
B. |
mean |
| |
|
C. |
median |
D. |
mode |
| |
|
Hint |
|
| |
10. |
Find the next term in the sequence
81, 27, 9, 3, … |
| |
|
A. |
6 |
B. |
1 |
| |
|
C. |
3 |
D. |
9 |
| |
|
Hint |
|
| |
11. |
Write an algebraic expression for the phrase 6 times z. |
| |
|
A. |
6 + z |
B. |
z6 |
| |
|
C. |
6z |
D. |
z - 6 |
| |
|
Hint |
|
| |
12. |
Express .00034 as a percent. |
| |
|
A. |
0.034% |
B. |
0.34% |
| |
|
C. |
3.4% |
D. |
0.0034% |
| |
|
Hint |
|
| |
13. |
If someone throws a hopscotch stone onto a random square, what is the probability that it will land in the shaded region? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
|
D. |
 |
| |
|
Hint |
|
| |
14. |
While you were riding in a hot-air balloon over a park, a sandbag fell off of the basket, but you don't know where in the park it fell. The entire park is 60,000 square feet. The playground in the park is 12,000 square feet. What is the probability that the sandbag is in the playground? |
| |
|
A. |
|
B. |
 |
| |
|
C. |
|
D. |
 |
| |
|
Hint |
|
| |
15. |
Make a three-dimensional drawing of a figure by using the top, side, and front views of the figure below. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
16. |
Choose the sequence that is neither arithmetic nor geometric. |
| |
|
A. |
11, 18, 25, 32, … |
B. |
1, 1, 1, 1, … |
| |
|
C. |
15, 18, 21, 25, … |
D. |
2, 1, 0.5, 0.25, … |
| |
|
Hint |
|
| |
17. |
Find ×  written in simplest form. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
Which container of yogurt, described in the table, costs the least per ounce? |
| |
|
 |
| |
|
A. |
8 oz |
B. |
12.5 oz |
| |
|
C. |
10 oz |
D. |
5.5 oz |
| |
|
Hint |
|
| |
19. |
Suppose you roll 2 number cubes. Find the probability that a total of less than 6 is shown on the number cubes. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
20. |
Which drawing shows supplementary angles? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|