State whether the following statements are true or false? If false, justify.
Every set has a proper subset.

State whether the following statements are true or false: Polyester is a natural fibre.

State whether the following statements are true or false: Yarn is made from fibres.

State whether the following statements are true or false. Equation is also an identity.

State whether the following statements are True or False: All prime numbers are odd.

Whether the following statement is true ? Justify your answer. Every set has a proper subset.

State whether the following statements are true or false: Jute is outer covering of coconut.

State whether the following statements are true or false. Justify . If '*' is a commutative binary operation on N, then a*(b*c)=(c*b) *a

State whether the following statements are true or false. Justify. If * is a commutative binary operation on N, then a*(b*c) = (c*b)*a

State whether the following statements are true or false. Justify your answer. : All hexagons are polygons.