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1. |
A pin is dropped at random onto the square below. The point of the pin lands on one of the small regions. What is the probability that the point lands inside a yellow or green region? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
A restaurant offers a choice of four types of pasta with two types of sauce. Each pasta entrée comes with or without a meatball. How many possible entrées are there? |
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A. |
8 |
B. |
24 |
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C. |
12 |
D. |
16 |
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3. |
What is the probability of tossing a coin four times and getting tails each time? |
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A. |
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B. |
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C. |
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D. |
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4. |
If you roll a number cube 12,000 times, predict the number of times you would roll a 6. |
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A. |
6,000 |
B. |
2,000 |
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C. |
1,000 |
D. |
3,000 |
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5. |
A card is drawn at random from a standard deck of 52 playing cards. What is the probability of drawing a Jack, Queen, or King? |
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A. |
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B. |
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C. |
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D. |
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6. |
A race consists of ten runners. How many ways can the runners finish first, second, and third? |
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A. |
720 |
B. |
30 |
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C. |
504 |
D. |
1,000 |
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7. |
How many different 3-item pizzas can be made from 12 items? |
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A. |
660 |
B. |
440 |
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C. |
36 |
D. |
220 |
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Hint |
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8. |
Eight points are located on a circle. How many line segments can be drawn with these points as endpoints? |
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A. |
28 |
B. |
4 |
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C. |
16 |
D. |
56 |
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9. |
When randomly drawing from a standard deck of 52 playing cards, what is the probability of drawing a 9 four times in a row if the cards are not replaced? |
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A. |
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B. |
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C. |
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D. |
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10. |
The week before an election, a telephone poll was conducted to see how registered voters would vote for Issue 1. The table shows the results of the five-day poll. If 10,000 people vote on election day, how many should be expected to vote no on Issue 1? |
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A. |
7,125 |
B. |
4,195 |
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C. |
3,300 |
D. |
5,805 |
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Hint |
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11. |
A ‘’word’’ is made up of three letters from a to z chosen at random. What is the probability that the word is cat? |
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A. |
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B. |
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12. |
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. |
24% |
B. |
16 % |
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C. |
40% |
D. |
33 % |
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13. |
Three hundred people were asked whether they liked certain types of music. The table gives the results of the survey. What is the experimental probability that a person likes jazz? |
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A. |
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B. |
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D. |
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14. |
To determine if a certain assembly line is producing quality radios, an employee checks every thirtieth radio leaving the assembly line. Describe the sample used by the employee. |
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A. |
The sample is biased because it is a voluntary response sample. |
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B. |
The sample is unbiased because it is a systematic random sample. |
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C. |
The sample is biased because it is a convenience sample. |
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D. |
The sample is unbiased because it is a stratified random sample. |
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