Examples of finite and infinite sets?

Answer 1

Finite sets:

• The counting numbers up to 10
• {1, 2, 3}
• The integer factors of 48
• The members of my immediate family
• The people on Earth
• The grains of sand on planet Earth

Countable infinite sets:

• The set of integers
• The set of prime numbers
• The set of square numbers
• The set of rational numbers

Uncountable infinite sets:

• The set of real numbers
• The set of complex numbers