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1. |
The rule for multiplying by powers of 10 states that if the exponent of the 10 is positive, then you move the decimal point __________. |
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A. |
to the right by the number of spaces as the number in the exponent plus 1 |
B. |
to the right by the same number of spaces as the number in the exponent |
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C. |
to the right by the number of spaces as the number in the exponent minus 1 |
D. |
to the left by the same number of spaces as the number in the exponent |
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Hint |
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2. |
Express 23,600,000 in scientific notation. |
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A. |
236 × 105 |
B. |
23.6 × 106 |
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C. |
0.236 × 108 |
D. |
2.36 × 107 |
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Hint |
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3. |
Express 5 gigabytes in scientific notation. |
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A. |
5 × 10-9 bytes |
B. |
5 × 106 bytes |
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C. |
5 × 10-6 bytes |
D. |
5 × 109 bytes |
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Hint |
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4. |
Evaluate the expression 0.000008 × 17,000,000,000. |
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A. |
136,000 |
B. |
136 |
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C. |
13,600 |
D. |
1,360,000 |
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Hint |
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5. |
Evaluate the expression  . |
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A. |
40,000 |
B. |
0.004 |
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C. |
0.0004 |
D. |
4,000 |
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Hint |
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