Question

Find the mean of first five odd multiples of $5$

Answer 1

The first five odd multiple of $5$ are $5$, $15$, $25$, $35$, $45$.

Mean of the numbers $=$ sum of number divided by the total number

Mean of five of multiple of $5=\frac{(5+15+25+35+45)}{5}$

Mean of five of multiple of $5=\frac{125}{5}$

Mean of five of multiple of $5=25$