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1
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If the probability of a spinner landing on red in a game is  ,
what is the probability of it not landing on red?
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2
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Which event is certain to happen?
a) | Everyone walking into a room will have red hair. | c) | The Yankees baseball team will win
the World Series. | b) | All babies born in June will be
males. | d) | The Sun will rise in
the east. |
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3
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The faces of a cube are numbered from 1 to 6. If the cube is rolled once,
which outcome is least likely to occur?
a) | rolling an odd number | c) | rolling a number less than 6 | b) | rolling an even
number | d) | rolling a number
greater than 4 |
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4
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Maria has a set of 10 index cards labeled with the digits 0 through 9. She
puts them in a bag and selects one at random. The outcome that is most likely to occur is
selecting
a) | an odd number | c) | a number that is at most 5 | b) | a prime
number | d) | a number that is
divisible by 3 |
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5
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Which event has a probability of zero?
a) | choosing a letter from the alphabet that has line symmetry | c) | choosing a pair of
parallel lines that have unequal slopes | b) | choosing a number that is greater than 6 and is
even | d) | choosing a triangle
that is both isosceles and right |
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