Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which number is divisible by 5?
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2.
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Which number is divisible by 3?
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3.
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Find the missing digit to make 18,59_ divisible by 9.
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4.
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List the positive factors of 100.
a. | 1, 2, 4, 5, 10, 20, 25, 50, 100 | c. | 1, 2, 4, 5, 20, 25, 50,
100 | b. | 1, 2, 4, 5, 8, 10, 12, 20, 25, 50, 100 | d. | 2, 4, 5, 10, 20, 25,
50 |
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Write using exponents.
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5.
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(–4)(–4)
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6.
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(x)(x)(x)(x)(y)(y)
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7.
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a. | 1mn2 | b. | –12mn2 | c. | –7mn2 | d. | 12mn2 |
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8.
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A microscope can magnify the specimen 104 times. How many times is
that?
a. | 40,000 times | c. | 10,000 times | b. | 40 times | d. | 1,000 times |
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Simplify.
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9.
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a. | 243 | b. | 1,377 | c. | 57,289,761 | d. | 6,723 |
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10.
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11.
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a. | 1,048,576 | b. | 16,384 | c. | 64 | d. | 16 |
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12.
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13.
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a. |  | b. | 36 | c. |  | d. | 66 |
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14.
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15.
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Evaluate.
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16.
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State whether the number is prime, composite, or
neither.
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17.
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97
a. | neither | b. | composite | c. | prime |
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18.
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1
a. | prime | b. | composite | c. | neither |
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19.
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What is the prime factorization of 180?
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Find the GCF.
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20.
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12 and 45
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21.
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18x3 and 30x5
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22.
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Which fraction is not equivalent to  ?
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23.
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Write  in simplest form.
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24.
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Write  in simplest form.
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25.
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Which fraction is not equivalent to  ?
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Graph on a number line.
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26.
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27.
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0.1
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Evaluate. Write in simplest form.
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28.
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29.
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 for a = 10, b = –9
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Simplify the expression.
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30.
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31.
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Compare. Use <, >, or = to complete the statement.
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32.
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 ? 
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Write the expression without the fraction bar.
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33.
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34.
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Write 806,000,000 in scientific notation.
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35.
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Write  in scientific notation.
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36.
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Order  from least to greatest.
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37.
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Multiply  . Express the result in scientific notation.
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38.
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The masses of four objects were measured during a physics experiment. The first
and the last each had a mass of 41.918 g. The second and the third objects each had a mass of 24.83
g. Find the total mass of the four objects. Write your answer in scientific notation.
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