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1. |
The table shows the cost of mailing a package. Predict the cost of mailing a package that weighs 10 pounds. |
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A. |
$9.80 |
B. |
$10.70 |
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C. |
$8.90 |
D. |
$8.00 |
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Hint |
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2. |
Write 2 · 3 · 2 · 3 · 3 · 7 using exponents. |
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A. |
22 · 33 · 7 |
B. |
23 · 32 · 7 |
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C. |
23 · 32 · 72 |
D. |
22 · 33 · 72 |
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Hint |
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3. |
Express the volume of a cube using exponents if each edge is 10 inches. |
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A. |
30 cubic inches |
B. |
102 cubic inches |
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C. |
104 cubic inches |
D. |
103 cubic inches |
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Hint |
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4. |
Solve x - 4.91 = 15.25. |
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A. |
18.16 |
B. |
20.16 |
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C. |
10.34 |
D. |
9.84 |
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Hint |
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5. |
Solve m = (-8) + 14. |
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A. |
-22 |
B. |
22 |
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C. |
6 |
D. |
-6 |
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Hint |
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6. |
Find the sum of 42 + (-19). |
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A. |
-23 |
B. |
-61 |
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C. |
61 |
D. |
23 |
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Hint |
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7. |
Express the ratio 12 inches to 2 yards in simplest form. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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8. |
If two triangles are similar, ______. |
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A. |
then only one pair of corresponding sides is congruent |
B. |
then only one pair of corresponding angles are congruent |
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C. |
then corresponding angles are congruent |
D. |
then corresponding sides are congruent |
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Hint |
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9. |
Express the decimal 0.212121… using bar notation. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Find  . |
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A. |
14 |
B. |
-15 |
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C. |
15 |
D. |
-14 |
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Hint |
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11. |
Graph  ,  and  on a number line. |
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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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12. |
The coordinates of points R and S are (4, 7) and (-1, 2), respectively. What is the distance between the points to the nearest tenth? |
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A. |
5 units |
B. |
5.8 units |
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C. |
4.7 units |
D. |
7.1 units |
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Hint |
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13. |
In the figure, the green figure is a dilation of the blue figure. Find the scale factor. |
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A. |
|
B. |
2 |
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C. |
3 |
D. |
 |
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Hint |
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14. |
Solve  = 43. |
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A. |
9 |
B. |
46 |
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C. |
129 |
D. |
40 |
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Hint |
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15. |
If a shirt costs c dollars in Store A and 5 more dollars in Store B, write an expression for the cost of the shirt in Store B. |
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A. |
5c |
B. |
c – 5 |
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C. |
c + 5 |
D. |
5 – c |
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Hint |
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16. |
Estimate the length of a side of a square whose area is 262 in2. |
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A. |
18 in. |
B. |
16 in. |
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C. |
15 in. |
D. |
17 in. |
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Hint |
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17. |
Evaluate -7 + |d| if d = -6. |
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A. |
-13 |
B. |
1 |
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C. |
-1 |
D. |
13 |
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Hint |
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18. |
Evaluate 2-6. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
-32 |
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Hint |
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19. |
Evaluate a2 · b6 if a = 9 and b = 10. |
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A. |
810,000 |
B. |
810,000,000 |
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C. |
8,100,000 |
D. |
81,000,000 |
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Hint |
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20. |
The speed of a car before breaking can be estimated using the expression 5.5 , where d represents the length of the skid marks in feet. This expression gives the speed in miles per hour. If a red car left a skid mark of 80 feet and a blue car left a skid mark of 110 feet, estimate how much faster the blue car was traveling than the red car. |
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A. |
5 mph |
B. |
10 mph |
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C. |
7 mph |
D. |
12 mph |
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Hint |
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