the average of the first 100positive integers

Question

Answer 1

the avg of first and last terms of AP...that is (100+1)/2 would be the avg of the sum of AP

Answer 2

the avg of first and last terms of AP...that is (100+1)/2 would be the avg of the sum of AP

Answer 3

Hi,

The sum of the first 100 positive integers is 100*101/2

So, required average = (100*101/2)/100 = 101/2 = 50.5

Answer 4

Hi,

The sum of the first 100 positive integers is 100*101/2

So, required average = (100*101/2)/100 = 101/2 = 50.5