Find the arithmetic mean of first ten odd natural numbers

Explanation

First ten odd natural numbers are: `1,3,5,7,9,11,13,15,17,19`.
Number of terms `(n)=10`
Mean`=(1+3+5+7+9+11+13+15+17+19)/10`
Mean`=100/10=10`
Hence, the arithmetic mean for the first ten odd natural numbers is `10`.