Activity - 1
Discuss and give as many examples of collections from your daily life situations, which are sets and which are not sets.
Which are sets
(i) Collection of mobiles
(ii) Collection of coins
(iii) Collection of sticks
(iv) Collection of pencils
Which are not sets
(i) Collection of good students in a class.
(ii) Collection of bad flowers in a garden etc
Discuss with your friends and give examples of subsets of sets from your daily life situation.
Fill in the blanks with appropriate cardinal numbers.