Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Simplify 
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2.
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Write the following in exponential form (no
radicals)
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3.
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Simplify: 
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4.
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Solve: 
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5.
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Solve: 
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6.
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7.
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Solve: 
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8.
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Solve: 
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9.
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Given that 
and  , find  (do not use the log button on your
calculator). a. | 0.144 | c. | 0.788 | b. | 0.631 | d. | 1.585 | | | | |
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10.
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Given that 
and  , find  (do not use the log button on your
calculator). a. | 0.0906 | c. | 0.2385 | b. | 0.0602 | d. | 0.5486 | | | | |
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11.
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Given that 
and  , find  (do not use the log button on your
calculator). a. | 0.631 | c. | 0.144 | b. | 0.176 | d. | -0.176 | | | | |
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12.
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Use your calculator to find :  a. | -7.5202 | c. | 0.7340 | b. | -2.2660 | d. | -3.2660 | | | | |
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13.
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Use your calculator to find:  a. | 11.4876 | c. | 2.9890 | b. | 4.9890 | d. | 4.9800 | | | | |
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14.
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Use your calculator to find:  a. | 29,122,898,485,693 | c. | 22.2036 | b. | 1.8590 | d. | 3.4560 | | | | |
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15.
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Use your calculator to find:  a. | 1.4036 | c. | 1.9459 | b. | 0.8451 | d. | 0.2430 | | | | |
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16.
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Solve:  a. | 0.8333 | c. | 1.4651 | b. | 0.7326 | d. | 1.3650 | | | | |
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17.
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Use your calculator to find:  a. | 1.6563 | c. | 1.6900 | b. | 0.7326 | d. | 6.2615 | | | | |
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18.
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Use your calculator to find:  a. | 16.9824 | c. | 3.4212 | b. | 0.2070 | d. | 0.0899 | | | | |
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19.
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An isotope of the synthetic element Californium has a
half life of about 45minutes. How long would it take for a give sample to decay and lose 85% of its
original mass. Solve for t (find the time).
The formula is:
 a. |  minutes | c. | 
minutes | b. | 
minutes | d. |  minutes | | | | |
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20.
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The half-life of Radon-222 is 3.8 days. How much of a
supply of 1000 grams will remain after 30.4 days? Solve for n.
The formula is:
 a. |  grams | c. | 
grams | b. | 
grams | d. |  grams | | | | |
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