Question

फाइंड मीन ऑफ फर्स्ट फाइव टू डिजिट ओड नंबर्स​

Answer 1

Question :-

Find the mean of first five 2-digit odd numbers.

What is Mean?

Mean is the average of numbers or we can say that it is the ratio of Sum of all observations to the Total number of observations.

Formula to be used :-

$Mean = \frac{Sum\:\:of\:\:all\:\:observations}{Total\:\:number\:\:of\:\:observations}$

Solution :-

First five 2-digit numbers odd numbers are 11, 13, 15, 17, 19.

$Mean = \frac{Sum\:\:of\:\:all\:\:observations}{Total\:\:number\:\:of\:\:observations}\\ \\ = \frac{11+13+15+17+19}{5} \\ \\=\frac{75}{5} \\ \\=15$

Answer :-

The mean of first five 2-digit odd numbers is 15.

More To Know :-

$\star$ Median is the middle number of the sorted numbers in ascending or descending order.

$\star$ Mode is the number that appears the most in a set or group of numbers.