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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. |
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A. |
$180 |
B. |
$200 |
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C. |
$190 |
D. |
$210 |
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Hint |
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2. |
Write 4 · 4 · 4 · 4 · 4 · 4 using exponents. |
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A. |
64 |
B. |
44 |
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C. |
46 |
D. |
45 |
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Hint |
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3. |
Solve 5 - (-20) = n. |
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A. |
-15 |
B. |
15 |
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C. |
-25 |
D. |
25 |
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Hint |
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4. |
The Carpenter family earns $30,000 a year after taxes. In their budget $8000 is needed for housing, $8000 for food, $4000 towards clothing, and the rest toward miscellaneous expenses. In the circle graph of this data, which two categories total 60%? |
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A. |
food and housing |
B. |
clothing and miscellaneous |
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C. |
clothing and housing |
D. |
housing and miscellaneous |
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Hint |
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5. |
Solve  = 43. |
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A. |
46 |
B. |
9 |
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C. |
129 |
D. |
40 |
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Hint |
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6. |
Solve z = (-7)(-10). |
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A. |
z = 70 |
B. |
z = -70 |
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C. |
z = -3 |
D. |
z = 17 |
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Hint |
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7. |
Find the surface area of the cylinder to the hundredths. |
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A. |
4,123.34 ft2 |
B. |
15,943.58 ft2 |
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C. |
8,246.68 ft2 |
D. |
12,095.13 ft2 |
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Hint |
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8. |
Evaluate –6|x| + 2 if x = -5. |
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A. |
-32 |
B. |
-28 |
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C. |
28 |
D. |
32 |
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Hint |
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9. |
The temperatures in five Minnesota cities are -7°F, -3°F, 5°F, -4°F, and -6°F. Find the mean (average) temperature of the cities. |
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A. |
-3°F |
B. |
-4°F |
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C. |
-2°F |
D. |
1°F |
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Hint |
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10. |
Solve  = 4. |
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A. |
-32 |
B. |
32 |
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C. |
- |
D. |
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Hint |
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11. |
Solve h +  = - . |
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A. |
 |
B. |
- |
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C. |
 |
D. |
- |
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Hint |
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12. |
The graph shows the fees charged by a plumber. Interpret the meaning of the slope as a rate of change. |
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A. |
The plumber charges $40 for each job. |
B. |
The plumber charges $80 for each hour worked. |
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C. |
The plumber charges $80 for each job. |
D. |
The plumber charges $40 for each hour worked. |
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Hint |
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13. |
Estimate the percent of the shaded area. |
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A. |
12% |
B. |
22% |
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C. |
42% |
D. |
32% |
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Hint |
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14. |
There are 23 students in Mr. Blackwell’s science class. Five students are picked to talk to the elementary students who will be coming to the middle school next year. Does this represent a combination or a permutation? How many ways can the students be chosen? |
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A. |
combination; 4,037,880 ways |
B. |
permutation; 4,037,880 |
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C. |
combination; 33,649 ways |
D. |
permutation; 33,649 ways |
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Hint |
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15. |
Find all outliers for the data.
20, 16, 8, 12, 6, 31, 15, 14 |
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A. |
6 and 31 |
B. |
31 |
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C. |
none |
D. |
6 |
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Hint |
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16. |
Use the box-and-whisker plots to determine which statement is not true. |
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A. |
The youngest member of the club is a woman. |
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B. |
The median of the men’s ages is greater than the median of the women’s ages. |
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C. |
The range of the men’s ages is greater than the range of the women’s ages. |
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D. |
The interquartile range of the men’s ages is greater than the interquartile range of the women’s ages. |
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Hint |
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17. |
Find the slope of the line that passes through P(3, 4) and Q(-4, 6). |
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A. |
-1 |
B. |
1 |
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C. |
- |
D. |
 |
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Hint |
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18. |
State the slope and y-intercept of the graph of y + 2x = 3. |
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A. |
The slope is 2, and the y-intercept is 3. |
B. |
The slope is -2, and the y-intercept is -3. |
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C. |
The slope is -2, and the y-intercept is 3. |
D. |
The slope is 2, and the y-intercept is -3. |
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Hint |
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19. |
Graph y = 4x - 3 using the slope and y-intercept. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
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Hint |
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20. |
The scatter plot shows the relationship between time spent watching television and time spent on physical activity. Which equation could be used to describe a best-fit line? |
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A. |
y = x + 8 |
B. |
y = -x + 8 |
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C. |
y =  x + 8 |
D. |
y = -x + 8 |
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Hint |
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