(i)  Number 3 is prime or it is odd. (ii)  All integers are positive or negative. (iii)  100 is divisible by 3, 11 and 5.

(i)  The number x is not a rational number. The number x is not an irrational number. (ii)  The number x is a rational number. The number x is an irrational number.

(i) Chennai is the capital of Tamil Nadu. (ii) √2 is not a complex number. (iii) All triangles are not equilateral triangle. (iv) The number 2 is greater than 7. (v) Every natural number is an integer.