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1. |
An infant weighs 7 pounds at birth. Assuming that she gains 1 pound every 2 weeks, how much will she weigh in 10 weeks? |
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A. |
7 pounds |
B. |
12 pounds |
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C. |
17 pounds |
D. |
5 pounds |
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Hint |
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2. |
Evaluate 3x + 2y if x = 3 and y = 7. |
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A. |
105 |
B. |
27 |
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C. |
5 |
D. |
23 |
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Hint |
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3. |
Evaluate b3 + 6 if b = 2. |
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A. |
15 |
B. |
512 |
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C. |
14 |
D. |
12 |
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Hint |
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4. |
3.5 g = ______mg |
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A. |
3,500 |
B. |
0.0035 |
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C. |
350 |
D. |
0.35 |
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Hint |
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5. |
Mrs. Harker is one of 20 teachers at Springfield Middle School. She has 21 students in her class. About how many students probably attend Springfield Middle School? |
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A. |
220 |
B. |
200 |
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C. |
41 |
D. |
400 |
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Hint |
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6. |
Evaluate 42 - 10 |
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A. |
6 |
B. |
2 |
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C. |
26 |
D. |
16 |
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Hint |
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7. |
Solve x + 3 = 22. |
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A. |
17 |
B. |
23 |
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C. |
19 |
D. |
25 |
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Hint |
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8. |
Multiply 45.3 × 102. |
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A. |
0.453 |
B. |
453 |
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C. |
4,530 |
D. |
4.53 |
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Hint |
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9. |
523 m = ______ km |
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A. |
0.523 |
B. |
523,000 |
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C. |
0.0523 |
D. |
5.23 |
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Hint |
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10. |
Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}. |
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A. |
13 |
B. |
14 |
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C. |
12 |
D. |
15 |
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Hint |
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11. |
Evaluate 124. |
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A. |
16,777,216 |
B. |
18,491 |
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C. |
48 |
D. |
20,736 |
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Hint |
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12. |
Write 10 · 10 · 10 in exponential form. |
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A. |
31 |
B. |
103 |
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C. |
13 |
D. |
310 |
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Hint |
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13. |
A steak dinner including filet mignon, a baked potato, and green beans costs $20. A slice of apple pie can be added for $6 more. How much would it cost a family of 5 to each have a steak dinner and apple pie? |
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A. |
$26 |
B. |
$50 |
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C. |
$106 |
D. |
$130 |
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Hint |
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14. |
Which expression represents the Identity Property of Multiplication? |
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A. |
4 × 1 = 1 × 4 |
B. |
h × 0 = 0 |
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C. |
j × 1 = j |
D. |
8 + 0 = 8 |
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Hint |
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15. |
Describe and identify the pattern in the sequence.
6, 7, 9, 12, 16, … |
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A. |
Add 2 to the first term, add 4 to the second term, and so on; neither arithmetic nor geometric |
B. |
×2; geometric |
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C. |
Add 1 to the first term, add 2 to the second term, and so on; neither arithmetic nor geometric |
D. |
+1; arithmetic |
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Hint |
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16. |
Choose the sequence that is geometric. |
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A. |
8, 7, 6, 5, … |
B. |
1, 2, 6, 24, … |
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C. |
4, 0.8, 0.16, 0.032, … |
D. |
1.2, 1.8, 2.4, 3.0, … |
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Hint |
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17. |
Write 6.2 × 105 in standard form. |
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A. |
62,000 |
B. |
620,000 |
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C. |
6,200,000 |
D. |
62,000,000 |
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Hint |
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18. |
Which set of numbers is ordered from least to greatest? |
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A. |
10,100,000; 101,000,000; 1.01 × 106; 1.0 × 107 |
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B. |
1.01 × 106; 1.0 × 107; 10,100,000; 101,000,000 |
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C. |
10,100,000; 1.01 × 106; 101,000,000; 1.0 × 107 |
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D. |
101,000,000; 10,100,000; 1.0 × 107; 1.01 × 106; |
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Hint |
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