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1. |
Write the phrase ''18 more than 4 times a number'' as an algebraic expression. |
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A. |
4x - 18 |
B. |
4 + x + 18 |
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C. |
4 + 18x |
D. |
4x + 18 |
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Hint |
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2. |
What is the solution of  4? |
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A. |
m  -52 |
B. |
m < -52 |
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C. |
m  -52 |
D. |
m > -52 |
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Hint |
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3. |
Graph the relation. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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4. |
What are the x- and y-intercepts of the graph below? |
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A. |
(2, 0); (0, -4) |
B. |
(2, 0); (0, 4) |
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C. |
(-2, 0); (0, -4) |
D. |
(-2, 0); (0, 4) |
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Hint |
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5. |
There are 5 pennies, 7 nickels, and 9 dimes in a change purse. Suppose 2 coins are selected at random. Find the probability of selecting 2 pennies if the first coin is replaced before the second coin is chosen. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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6. |
Find 50 · (13 · 2) mentally. |
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A. |
1200 |
B. |
1300 |
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C. |
130 |
D. |
750 |
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Hint |
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7. |
Evaluate r – s – t if r = -5, s = -10, and t = -15. |
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A. |
0 |
B. |
-30 |
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C. |
20 |
D. |
-10 |
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Hint |
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8. |
Multiply –9(-7)(-10). |
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A. |
630 |
B. |
160 |
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C. |
-26 |
D. |
-630 |
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Hint |
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9. |
Express 0.00186 in scientific notation. |
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A. |
1.86 × 103 |
B. |
1.86 × 10-3 |
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C. |
1.86 × 10-4 |
D. |
1.86 × 10-5 |
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Hint |
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10. |
Write 4.225 as a fraction in simplest form. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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11. |
Find the LCD of  and  |
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A. |
15abc |
B. |
15ab2 |
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C. |
15ab2c |
D. |
15a2b2c |
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Hint |
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12. |
Graph 2x – 8y = 16. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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13. |
Which of the following is the equation of the given graph? |
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A. |
y = -5x + 2 |
B. |
y = 5x + 2 |
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C. |
y = 5x – 2 |
D. |
y = -5x – 2 |
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Hint |
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14. |
Find the difference (5x2 + 2y2) – (-xy + 2y2). |
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A. |
5xy |
B. |
5x2 + xy |
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C. |
5x2 + xy + 4y2 |
D. |
5x2 - xy |
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Hint |
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15. |
A rectangle has length 10x + 3 and width 6x + 1. What is the difference between the length and the width of the rectangle? |
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A. |
4x |
B. |
16x + 4 |
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C. |
4x + 2 |
D. |
4x + 4 |
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Hint |
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16. |
A rectangle is 50 centimeters longer than twice its width. If the perimeter of the rectangle is 160 centimeters, what are the dimensions of the rectangle? |
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A. |
60 cm by 20 cm |
B. |
50 cm by 30 cm |
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C. |
70 cm by 10 cm |
D. |
40 cm by 40 cm |
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Hint |
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17. |
What is the probability of tossing heads on a coin four times in a row? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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18. |
When rolling two number cubes, what is the probability of rolling a sum that is 6 or a sum that is odd? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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19. |
Name the side that corresponds to  in the congruent triangles shown. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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20. |
If  then  ______. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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