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1. |
Write 2,564,000 in scientific notation. |
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A. |
25.64×105 |
B. |
2,564×103 |
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C. |
2.564×105 |
D. |
2.564×106 |
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Hint |
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2. |
Write 0.478 in scientific notation. |
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A. |
478 × 101 |
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B. |
4.78 × 102 |
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C. |
4.78 × 10-2 |
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D. |
4.78 × 10-1 |
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Hint |
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3. |
Which triangle is similar to triangle ABC? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Find 4 + (–5). |
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A. |
9 |
B. |
–9 |
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C. |
1 |
D. |
–1 |
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Hint |
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5. |
Many children grow at a predictable rate. The function f(n) = 2.65n + 28.9 can be used to estimate the height in inches for a boy who is n years old. The function is accurate until about age 13. Complete the function table. |
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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 the equation for the flowchart. |
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A. |
 - 9 = 1 |
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B. |
 - 1 = 9 |
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C. |
 - 9 = 1 |
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D. |
 = 1 |
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Hint |
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7. |
Write two expressions for the total number of blocks. |
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A. |
5(n + 5), 5n + 25 |
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B. |
5(n – 5), 5n – 25 |
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C. |
5(n – 1), 5n – 5 |
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D. |
5(n + 1), 5n + 5 |
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Hint |
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8. |
Determine the surface area of the figure below. |
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A. |
46 square units |
B. |
44 square units |
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C. |
48 square units |
D. |
42 square units |
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Hint |
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9. |
Into what figure does the following net fold? |
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A. |
cube |
B. |
cone |
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C. |
cylinder |
D. |
square pyramid |
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Hint |
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10. |
Find 5y7 × 8y2. |
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A. |
40y14 |
B. |
13y14 |
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C. |
40y9 |
D. |
13y9 |
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Hint |
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11. |
The diameter of a quarter is approximately 1 in. How many quarters would it take to cover a football field measuring 360 ft by 160 ft? |
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A. |
691,200 quarters |
B. |
1,216,000 quarters |
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C. |
57,600 quarters |
D. |
8,294,400 quarters |
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Hint |
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12. |
Find the value of N in the equation.N × 104 = 8,653,300 |
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A. |
N = 8.6533 |
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B. |
N = 86,533,000,000 |
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C. |
N = 86,533 |
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D. |
N = 865.33 |
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Hint |
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13. |
Evaluate (–4) 3. |
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A. |
–12 |
B. |
–64 |
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C. |
64 |
D. |
12 |
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Hint |
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14. |
Simplify the expression.
–24x ÷ –4x-3 |
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A. |
 |
B. |
6x4 |
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C. |
 |
D. |
 |
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Hint |
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15. |
Find a solution to the equation using guess-check-and-improve.
10a + 4(a + 1) = 32 |
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A. |
a = 10 |
B. |
a = 7 |
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C. |
a = 4 |
D. |
a = 2 |
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Hint |
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16. |
Find a solution to the equation using guess-check-and-improve.
 |
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A. |
n = 2 |
B. |
n = 1 |
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C. |
n = 6 |
D. |
n = 7 |
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Hint |
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17. |
Find a solution to the equation using guess-check-and-improve.
–25 – 3k = –7 + 3k |
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A. |
k = –6 |
B. |
k = –3 |
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C. |
k = 1 |
D. |
k = 4 |
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Hint |
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18. |
Nine more than a number is the same as 18 less than 4 times the same number. What is the number? |
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A. |
y = –9 |
B. |
y = 8 |
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C. |
y = –8 |
D. |
y = 9 |
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Hint |
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19. |
The triangles below are congruent. Find a. |
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A. |
a = 7 |
B. |
a = 8 |
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C. |
a = 6 |
D. |
a = 5 |
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Hint |
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20. |
If the area of a parallelogram is lh, what is the area of the parallelogram after it has been scaled by a factor of 4? |
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A. |
4lh |
B. |
lh + 4 |
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C. |
16lh |
D. |
lh + 16 |
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Hint |
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