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1. |
Four blocks are placed in a paper bag. Each block is marked with a different letter, A, C, T, or E. Several children are playing a game by picking three blocks out of the bag without looking into the bag as they choose. Anyone who picks the three blocks that spell CAT wins a point. What is the probability of picking the blocks marked C, A, and T? |
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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. |
Students at Garner Middle School are given the opportunity to determine the school's mascot, the mascot's name, and the school colors. The choices are narrowed down to those shown in the table below. What is the probability that the students will choose a lion named Gus for their mascot? |
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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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3. |
Suppose three coins are tossed, and each time, they turn up heads. What is the probability that the next toss will be heads? |
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A. |
0.5 |
B. |
0.0625 |
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C. |
0.125 |
D. |
0.9375 |
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Hint |
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4. |
Suppose three coins are tossed. What is the probability that two will turn up heads, and one turn up tails? |
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A. |
0.125 |
B. |
0.625 |
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C. |
0.375 |
D. |
0.75 |
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Hint |
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5. |
Elizabeth has 12 female friends and 10 male friends. If she is having an eight-person party, what is the probability that there will be 5 girls and 3 boys, if she chooses people at random? |
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A. |
0.594 |
B. |
0.152 |
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C. |
0.149 |
D. |
0.297 |
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Hint |
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