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1. |
If you roll a number cube, what is the theoretical probability of rolling a 6? |
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B. |
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2. |
The table shows the results of randomly drawing a marble from a bag with replacement after every draw. What is the experimental probability of drawing a yellow marble? |
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3. |
A bag contains 5 green marbles, 4 black marbles, and 2 white marbles. The table shows the results of random drawings of marbles with replacement. What is the theoretical and experimental probability of drawing a black marble? |
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4. |
Over the last 10 years, the probability that tomato plants planted by Mr. Yang will produced tomatoes is  . If Mr. Yang wants 35 tomato plants to produce tomatoes, how many should he plant? |
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A. |
35 plants |
B. |
40 plants |
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C. |
45 plants |
D. |
38 plants |
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Hint |
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5. |
Over the last 6 years, the probability that corn seeds planted by Mrs. Thompson produced corn is  . If Mrs. Thompson wants to have 14,000 corn-bearing plants, how many seeds should she plant? |
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A. |
22,0000 seeds |
B. |
16,000 seeds |
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C. |
18,000 seeds |
D. |
20,000 seeds |
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Hint |
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