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1. |
A history teacher has a stack of four different books. How many ways can these books be stacked? |
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A. |
48 |
B. |
24 |
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C. |
12 |
D. |
4 |
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Hint |
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2. |
How many 3-digit whole numbers can you write using the digits 1, 3, 5, and 7 if no digit can be used twice? |
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A. |
64 |
B. |
4 |
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C. |
24 |
D. |
12 |
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Hint |
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3. |
How many different ways can you arrange the letters in the word compare? |
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A. |
5! |
B. |
4! |
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C. |
6! |
D. |
7! |
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Hint |
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4. |
How many ways can you arrange the letters in the word compatible? |
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A. |
39,916,800 |
B. |
3,628,800 |
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C. |
100 |
D. |
362,880 |
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Hint |
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5. |
Consider all of the six-digit numbers that can be formed using the digits 1, 2, 3, 4, 5, and 6 where no digit is used twice. Find the probability that one of these numbers picked at random is between 100,000 and 300,000. |
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A. |
40% |
B. |
33 % |
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C. |
24% |
D. |
16 % |
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Hint |
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