Which of the following are sets? Justify your answer.
(i) The collection of good books
(ii) The collection of prime numbers less than 30
(iii) The collection of ten most talented mathematics teachers.
(iv) The collection of all students in your school
(v) The collection of all even numbers

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Solution

Set is well defined collection of objects. options $2, 4, 5$ are sets because of well defined collections . All other options are not well defined.

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Similar questions

100.

Which of the following collections are sets ? Justify your answer :

(i) A collection of all natural numbers less than 50.

(ii) The collection of good hockey players in India.

(iii) The collection of all girls in your class.

(iv) The collection of most talented writers of India.

(v) The collection of difficult topics in Mathematics.

(vi) The collection of all months of a year beginning with the letter J.

(vii) A collection of novels written by Munshi Prem Chand.

(viii) The collection of all questions in this chapter.

(ix) A collection of most dangerous animals of the world.

(x) The collection of prime integers.

Which of the following collections are sets ? Justify your answer :

(i) A collection of all natural numbers less than 50.

(ii) The collection of good hockey players in India.

(iii) The collection of all girls in your class.

Which of the following are sets ? Justify your answer.

(i) The collection of all the months of a year beginning with the letter J.

(ii) The collection of ten most talented writers of India.

(iii) A team of eleven best - Cricket batsmen of the world.

(iv) The collection of all boys in your class

(v) The collection of all natural numbers less than 100.

(vi) A collection of novels written by the writer Munahi Prem Chand.

(vii) The collection of all even integers.

(viii) The collection of questions in this chapter.

(ix) A collection of most dangerous animals of the world.

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