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1. |
Rewrite 16 × 0.4 + 16 × 10 using the distributive property. |
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A. |
16 + (0.4 × 10) |
B. |
16(0.4 + 10) |
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C. |
16 + (0.4 + 10) |
D. |
16(0.4 × 10) |
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Hint |
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2. |
Write an expression to represent ''five times as much as I paid yesterday.'' |
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A. |
5c |
B. |
 |
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C. |
5 - c |
D. |
5 + c |
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Hint |
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3. |
If Julie has x strawberries in one sack and four fewer strawberries in another sack, write an expression for how many strawberries are in the second sack. |
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A. |
x + 4 |
B. |
4 - x |
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C. |
4 + x |
D. |
x - 4 |
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Hint |
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4. |
Write 120,000,000 in scientific notation. |
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A. |
0.12×109 |
B. |
1.2×108 |
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C. |
1.2×109 |
D. |
12×107 |
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Hint |
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5. |
Find 32 · 34. |
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A. |
36 |
B. |
32 |
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C. |
38 |
D. |
39 |
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Hint |
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6. |
Using n to represent the number of blocks in each bag, write an algebraic expression for the total number of blocks. |
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A. |
3n + 4 |
B. |
4n + 3 |
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C. |
4n + 4 |
D. |
3n + 3 |
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Hint |
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7. |
Janet was filling up a water balloon that had a tiny hole in it. The balloon can hold 12 ounces of water, but the hole leaks water out at 0.5 ounces per minute. How many ounces of water will be in the balloon m minutes after it is filled? |
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A. |
12m + 0.5m |
B. |
12 – 0.5m |
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C. |
12m – 0.5m |
D. |
12 + 0.5m |
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Hint |
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8. |
Without building it, predict the number of blocks in Stage 7. |
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A. |
64 |
B. |
100 |
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C. |
81 |
D. |
49 |
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Hint |
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9. |
Draw a top-count view for the structure represented below. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Draw Front, Top, and Right engineering views for the structure below. |
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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. |
Into what figure does the following net fold? |
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A. |
square pyramid |
B. |
cylinder |
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C. |
triangular pyramid |
D. |
cube |
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Hint |
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12. |
Into what figure does the following net fold? |
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A. |
cube |
B. |
cylinder |
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C. |
cone |
D. |
square pyramid |
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Hint |
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13. |
Find the surface area of a soup can that has a height of 12 cm and a diameter of 8 cm. |
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A. |
1,206.4 cm2 |
B. |
402.1 cm2 |
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C. |
703.7 cm2 |
D. |
1,005.3 cm2 |
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Hint |
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14. |
Rewrite a4 × b4 using a single base. |
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A. |
a4b4 |
B. |
ab16 |
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C. |
ab8 |
D. |
ab4 |
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Hint |
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15. |
Rewrite 94 ÷ 34 using a single base. |
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A. |
38 |
B. |
31 |
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C. |
316 |
D. |
34 |
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Hint |
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16. |
Rewrite m8 ÷ n8 using a single base. |
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A. |
 |
B. |
 |
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C. |
(m – n)8 |
D. |
 |
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Hint |
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17. |
Simplify (153)2. |
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A. |
155 |
B. |
157 |
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C. |
151 |
D. |
156 |
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Hint |
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18. |
Simplify (xy)z. |
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A. |
xyz |
B. |
xyz |
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C. |
yzx |
D. |
xy + z |
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Hint |
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19. |
Which expression increases most quickly? |
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A. |
x + 2 |
B. |
x2 |
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C. |
2x |
D. |
2x |
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Hint |
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20. |
Which table describes exponential decay? |
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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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