**(1) What is the sum of any two a) Odd numbers? b) Even numbers?**

**a)** **Sum of any two odd numbers is always an even number**.

Example:

1 + 3 = 4,

3 + 5 = 8,

5 + 7 = 12

All final obtained numbers (4, 8 and 12) are even numbers.

**b) Sum of any two even numbers is always an even number**.

Example :

2 + 8 = 10,

12 + 18 = 30,

16 + 20 = 36

All final obtained numbers (10, 30 and 36) are even numbers

**Try to remember above statements as it will help to solve questions asked in Maths Olympiad, IIT Exams etc**