| |
| |
1. |
The table shows the cost of hiring a plumber. Make a graph of the data to predict which is the cost of hiring a plumber for 4 hours. |
| |
|
 |
| |
|
A. |
$190 |
B. |
$200 |
| |
|
C. |
$180 |
D. |
$210 |
| |
|
Hint |
|
| |
2. |
Solve d = 5 + 13 + (-6). |
| |
|
A. |
24 |
B. |
12 |
| |
|
C. |
-12 |
D. |
-24 |
| |
|
Hint |
|
| |
3. |
Solve c = -3 + 5 + (-5) + 8. |
| |
|
A. |
-8 |
B. |
0 |
| |
|
C. |
5 |
D. |
-5 |
| |
|
Hint |
|
| |
4. |
Solve (-20) ÷ (-4) = c. |
| |
|
A. |
-5 |
B. |
5 |
| |
|
C. |
-16 |
D. |
16 |
| |
|
Hint |
|
| |
5. |
Find the mean, median, and mode for {4, 6, 7, 7, 11, 12, 16}. |
| |
|
A. |
9, 9, 7 |
B. |
9, 7, 7 |
| |
|
C. |
7, 7, 9 |
D. |
7, 9, 7 |
| |
|
Hint |
|
| |
6. |
Solve the equation  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
What happens to the volume of a pyramid if the height is tripled? |
| |
|
A. |
The new pyramid has a volume nine times the original. |
B. |
None of these is correct. |
| |
|
C. |
There is no difference in volume. |
D. |
The new pyramid has a volume three times the original. |
| |
|
Hint |
|
| |
8. |
Solve 6 = 5r – 14. |
| |
|
A. |
5 |
B. |
4 |
| |
|
C. |
100 |
D. |
40 |
| |
|
Hint |
|
| |
9. |
Write an inequality to represent ''20 is greater than or equal to 4 times a number.'' Then solve. |
| |
|
A. |
5  n |
B. |
80 n |
| |
|
C. |
4 n |
D. |
5  n |
| |
|
Hint |
|
| |
10. |
In a recent survey, 336 out of 500 people chose Reallygood Cola as their favorite soft drink. If a similar survey was conducted out of 2,000 people, how many people would chose Reallygood Cola as their favorite soft drink? |
| |
|
A. |
1,000 people |
B. |
1,344 people |
| |
|
C. |
672 people |
D. |
1,680 people |
| |
|
Hint |
|
| |
11. |
Which type of display is most appropriate to show the population of the United States over a series of ten-year intervals? |
| |
|
A. |
Circle Graph |
B. |
Scatter Plot |
| |
|
C. |
Line Plot |
D. |
Histogram |
| |
|
Hint |
|
| |
12. |
A bag contains 3 red marbles, 2 white marbles, and 7 blue marbles. If a marble is chosen at random, what is the probability of selecting a white marble? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
Ten cards numbered 1-10 are placed in a hat. What is the probability of randomly drawing a card with an even number then a card with a number greater than or equal to five if the first card is replaced? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
|
| |
|
Hint |
|
| |
14. |
Find the slope of the line. |
| |
|
 |
| |
|
A. |
1 |
B. |
0 |
| |
|
C. |
2 |
D. |
-1 |
| |
|
Hint |
|
| |
15. |
Estimate the percent of the shaded area. |
| |
|
 |
| |
|
A. |
35% |
B. |
45% |
| |
|
C. |
15% |
D. |
25% |
| |
|
Hint |
|
| |
16. |
Amber borrowed $2,100 to buy a big screen television. She will be paying $103.25 each month for the next 24 months. Find the simple interest rate for her loan. |
| |
|
A. |
9% |
B. |
10.5% |
| |
|
C. |
9.5% |
D. |
10% |
| |
|
Hint |
|
| |
17. |
Find the volume of the cylinder. Round to the nearest tenth. |
| |
|
 |
| |
|
A. |
48.0 cubic inches |
B. |
452.4 cubic inches |
| |
|
C. |
1,809.6 cubic inches |
D. |
144.0 cubic inches |
| |
|
Hint |
|
| |
18. |
Use the correct number of significant digits to find the area of the rectangle. |
| |
|
 |
| |
|
A. |
140 square centimeters |
B. |
135.4 square centimeters |
| |
|
C. |
135 square centimeters |
D. |
135.42 square centimeters |
| |
|
Hint |
|
| |
19. |
Find all outliers for the data.
20, 16, 8, 12, 6, 31, 15, 14 |
| |
|
A. |
31 |
B. |
6 |
| |
|
C. |
none |
D. |
6 and 31 |
| |
|
Hint |
|
| |
20. |
Translate the following sentence into an equation. The difference between 4 and five times a number is -1. |
| |
|
A. |
5n - 4 = 1 |
B. |
4 - 5n = -1 |
| |
|
C. |
-5n - 4 = -1 |
D. |
4 + 5n = -1 |
| |
|
Hint |
|
|
|