Question

Which of the following are sets? If yes/no, justify your answer.
a). The collection of big cities.
b). The collection of various geometrical figures.
c). The collection of the best 20 cricket batsman of the world.
d). The collection of literature written by the poet Kalidas.
e). The collection of Greatman contributed in Indian culture.

Answer 1

Answer:

2, 4, 5

Step-by-step explanation:

1. not a set, because we don't know which cities are "big" for sure

2. it is a set because it is universal

3. not a set, because it is not universal

4. a set, because it cannot change and is universal

5. it is universal so it is a set