[" The relation "less than" in the set of natural numbers "],[" is "]

Prove that the relation "less than" in the set of natural number is transitive but not reflexive and symmetric.

Prove that the relation "less than" in the set of natural number is transitive but not reflexive and symmetric.

Prove that the relation "less than" in the set of natural number is transitive but not reflexive and symmetric.

The relation '>' in the set of N (Nature=al number)

The relation ''is a factor of'' on the set N of all natural number is not

The relation ''is a factor of'' on the set N of all natural number is not

Answer, whether the following statements are true or false. Give reasons. The set of even natural numbers less than 21 and the set of odd natural numbers less than 21 are equivalent sets.