Question

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 even integers.

Answer 1

Definition: set is collection of distinct objects.

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

 {January,June,July}

So,it is set

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

Let, A,B,C,D,E,F,G,H,I,J are writers

Hence, it is set

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

Let, A,B,C,D,E,F,G,H,I,J are players.

Hence, it is set

(iv) The collection of all boys in your class.

Let, A,B,C,D,E,F,G,H,I,J are boys in class

Hence,it is set.

(v) The collection of all even integers.

{2,4,6,8,10,..........}

Hence, it is set

Answer 2

Answer:

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