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1. |
Find the value of 5 + 22 - 8 + 3. |
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A. |
4 |
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B. |
-2 |
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C. |
-4 |
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D. |
2 |
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Hint |
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2. |
An 18-foot ladder is placed 6 feet from the wall. Approximately how high does the ladder reach? |
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A. |
12 ft |
B. |
19 ft |
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C. |
17.0 ft |
D. |
17.8 ft |
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Hint |
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3. |
The formula for the area of a trapezoid is  Solve the formula for h. |
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 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Evaluate |-6p| if p = 2. |
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A. |
0 |
B. |
-12 |
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C. |
12 |
D. |
3 |
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Hint |
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5. |
Solve 2(y - 9) < 6. |
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A. |
{y | y < 12} |
B. |
{y | y > -6} |
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C. |
{y | y > 12} |
D. |
{y | y < 6} |
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Hint |
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6. |
Which function is not linear? |
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A. |
f(x) = 2x3 |
B. |
 |
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C. |
f(x) = 8 |
D. |
f(x) = 14x + 7 |
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Hint |
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7. |
Find the y-intercept of the graph of 2x - 5y = 10. |
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A. |
2 |
B. |
0 |
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C. |
-2 |
D. |
5 |
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Hint |
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8. |
If g(x) = |x + 3|, find g(-7). |
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A. |
-4 |
B. |
10 |
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C. |
4 |
D. |
-7 |
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Hint |
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9. |
Identify h(x) = [x] + 4. |
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A. |
direct variation function |
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B. |
constant function |
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C. |
absolute value function |
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D. |
greatest integer function |
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Hint |
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10. |
Evaluate z – (2yz + y) · y if y = -3 and z = 2. |
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A. |
47 |
B. |
23 |
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C. |
9 |
D. |
-43 |
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Hint |
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11. |
The formula for the perimeter of a rectangle is  , where  is the length of the rectangle and w is the width. If a rectangle is 17 ft long and 8 ft wide, what is its perimeter? |
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A. |
68 ft |
B. |
42 ft |
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C. |
50 ft |
D. |
25 ft |
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Hint |
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12. |
Identify the multiplicative inverse of 2.5. |
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A. |
0.5 |
B. |
5.2 |
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C. |
0.4 |
D. |
0.25 |
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Hint |
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13. |
Solve the equation 3y + 8 = 36. |
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A. |
20 |
B. |
4 |
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C. |
 |
D. |
 |
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Hint |
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14. |
Solve the equation | 4k + 6 | = 5k + 3. |
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A. |
{-1, 3} |
B. |
3 |
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C. |
 |
D. |
-1 |
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Hint |
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15. |
Is the relation shown in the graph a function? Why or why not? |
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A. |
Yes, the ordered pairs (-3, 2), (-1, 1), and (3, -1) form a straight line. |
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B. |
No, the relation contains the ordered pairs (3, -1) and (3, 2). |
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C. |
No, the relation contains the ordered pairs (0, -1) and (3, -1). |
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D. |
Yes, the relation contains very few ordered pairs. |
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Hint |
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16. |
The temperature in degrees Fahrenheit can be expressed by the function F(c) = 1.8c + 32 where c is the temperature in degrees Celsius. Find the temperature in degrees Fahrenheit (to the nearest degree) if it is 18° C outside. |
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A. |
212 |
B. |
20 |
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C. |
64 |
D. |
42 |
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Hint |
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17. |
Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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18. |
The table shows the average heights (in centimeters) of females ages 1-14. If this trend continues, about how tall will an average fifteen-year-old female be? |
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A. |
163.7 cm |
B. |
160.3 cm |
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C. |
168.5 cm |
D. |
156.9 cm |
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Hint |
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19. |
A cellular telephone company charges $0.20 per minute or fraction thereof. If Miguel, a customer of this company, talks on his cell phone for 23.27 minutes, what will his charges be for that phone call? |
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A. |
$4.65 |
B. |
$4.60 |
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C. |
$4.66 |
D. |
$4.80 |
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Hint |
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20. |
What is the slope of a constant function? |
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A. |
0 |
B. |
c, where f (x) = c |
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C. |
1 |
D. |
-1 |
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Hint |
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