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1. |
Evaluate 3 × 2 - 6 ÷ 2 + 5. |
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A. |
-2 |
B. |
5 |
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C. |
-1 |
D. |
8 |
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Hint |
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2. |
Translate ''two times a number is six times the sum of z and y'' into an equation, inequality, or formula. |
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A. |
2x = 6 (zy) |
B. |
2 + x = 6 + z + y |
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C. |
2x = 6z + y |
D. |
2x = 6(z + y) |
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Hint |
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3. |
The formula A = lw finds the area of a rectangle. What is the width of a rectangle whose area is 60 square inches and whose length is 5 inches? |
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A. |
12 in. |
B. |
25 in. |
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C. |
55 in. |
D. |
12.5 in. |
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Hint |
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4. |
Determine the value of r so that the line through (r, 4) and (-7, 7) has a slope of  . |
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A. |
-3 |
B. |
3 |
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C. |
-11 |
D. |
9 |
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Hint |
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5. |
Write an equation in slope-intercept form of a line with a slope of  and a y-intercept of -2. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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6. |
The sum of three times a number and 12 is at least -3 and at most 15. Find the solution set for this number. |
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A. |
{x | -5 < x < 1} |
B. |
{x | -5 < x < 1} |
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C. |
{x | x < -5 or x > 1} |
D. |
{x | -5 < x < 1} |
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Hint |
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7. |
Which scatter plot shows that x and y have no correlation? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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8. |
Graph the system of equations to determine whether it has no solution, many solutions, or one solution. If the system has one solution, name it.
3x - 2y = -1
2x + y = 4 |
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A. |
one solution at (2, 1) |
B. |
one solution at (1, 2) |
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C. |
infinitely many solutions |
D. |
no solution |
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Hint |
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9. |
Use elimination to solve the system given below.
4x + 3y = -20
x + 3y = 4 |
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A. |
 |
B. |
(-8, 4) |
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C. |
 |
D. |
 |
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Hint |
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10. |
Simplify  Assume the denominator is not equal to zero. |
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A. |
 |
B. |
1 |
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C. |
5xy2 |
D. |
5xy8 |
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Hint |
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11. |
Find (x + 3)(x - 5). |
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A. |
x2 - 2x - 15 |
B. |
x2 - 15 |
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C. |
x2 + 2x - 15 |
D. |
x2 + 8x - 15 |
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Hint |
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12. |
Factor r4 – 81. |
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A. |
(r2 + 9)(r2 + 9) |
B. |
prime |
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C. |
(r2 + 9)(r + 3)(r - 3) |
D. |
(r + 3)2(r + 3)2 |
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Hint |
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13. |
Evaluate 171 ÷ 32 + 4. |
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A. |
3,253 |
B. |
23 |
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C. |
123 |
D. |
61 |
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Hint |
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14. |
Find the solution set for 16 + b  40
if the replacement set is {22, 23, 24, 25}. |
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A. |
{23, 24, 25} |
B. |
{24} |
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C. |
{24, 25} |
D. |
{22, 23, 24} |
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Hint |
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15. |
Find  |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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16. |
A chemistry experiment calls for a 25% solution of copper sulfate. Juanita has 20 milliliters of 15% solution. How many milliliters of 35% solution should she add to obtain the required 25% solution? |
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A. |
17 milliliters |
B. |
20 milliliters |
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C. |
23 milliliters |
D. |
15 milliliters |
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Hint |
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17. |
Find the next three terms in the arithmetic sequence 2, -1.5, -5, -8.5, …. |
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A. |
-12, -15.5, -19 |
B. |
-13, -17.5, -22 |
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C. |
-11.5, -14.5, -17.5 |
D. |
-11, -13.5, -16 |
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Hint |
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18. |
Solve  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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19. |
Use graphing to solve the system of inequalities given by y < x + 1 and  |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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20. |
Suppose that we have a 3 ft. × 3 ft. piece of paper, and we cut out a square piece so that the area of the remaining piece is 5 feet. What is the length of a side of the square? |
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A. |
 |
B. |
 |
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C. |
4 ft. |
D. |
2 ft. |
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Hint |
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