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Question
Choose the most appropriate option:
If it is false that 'There is at least one octogenarian in the room', then which one of the following is probable?
Options
One person in the room is not an octogenarian.
No one in the room is an octogenarian.
All those who are in the room are octogenarians.
Some people in the room are not octogenarians
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Solution
No one in the room is an octogenarian.
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