Question

The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is ______.

विकल्प

• 81

• 64

• 49

• 36

Answer 1

The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is 64.

Explanation:

We know that, the sum of first n odd natural numbers is n².

Given odd numbers are 1, 3, 5, 7, 9, 11, 13 and 15.

So, number of odd numbers, n = 8

The sum of given odd numbers = n² = (8)² = 64