Mathematics
{months of a year whose names begin with the letter F} is
an infinite set
empty set
singleton set
none of these
Sets
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Answer
The only month of a year whose name begins with the letter F is February.
{months of a year whose names begin with the letter F} = {February}
This set has only one element, so it is a singleton set.
Hence, option 3 is the correct option.
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none of these
Statement I: {2, 3, 4} and {4, 3, 2} are the same sets.
Statement II: In a set, the order of writing the elements does not matter.
Statement I is true but statement II is false.
Statement I is false but statement II is true.
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Both Statement I and statement II are false.
Statement I: An empty set, a singleton set and a set of prime numbers are all finite sets.
Statement II: The cardinal number of a set is always non-negative.
Statement I is true but statement II is false.
Statement I is false but statement II is true.
Both Statement I and statement II are true.
Both Statement I and statement II are false.