Question:
Which of the following are sets? Justify your answer
The collection of all the months of the year whose names begin with the letter M.
Solution:
Months of the Year = Jan, Feb, March, April, May, June, July, Aug, Sep, Oct, Nov, Dec
Months of the year whose names begin with the letter M are:
• March
• May
As, the collection of all the months of the year whose names begin with the letter M is
known and can be counted .i.e. well – defined
∴, this is a set.
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