# Exercise 1.10 (3)

3. Represent the following statements by Venn diagrams.

i) Some non resident Indians are not rich.

Ans:

Let

U : The set of all human beings.

N : The set of all non resident Indians.

R : The set of all rich people.

The venn diagram represents truth of the given statement, i.e N-R=∅

ii) No circle is rectangle.

Ans:

Let

U : The set of all geometric figures.

C : The set of all Circles.

R : The set of all rectangles.

The venn diagram represents truth of the given statement, i.e C∩R=∅

iii) If n is a prime number and n ≠ 2, then it is odd.

Ans:

Let

U : The set of all real numbers.

P : The set of all Prime numbers n and n≠2.

O : The set of all odd numbers.

The venn diagram represents truth of the given statement, i.e P ⊂ O