Question

Mean of six numbers is 13 .The five numbers are 7,9,11,13&12.Find the sixth numbers

Answer 1

let the sixth number be x

then ,

13=7+9+11+13+12+x/6

13=52+x/6

78=52+x

x=78-52

x=26

Answer 2

Step-by-step explanation:

Mean of 6 numbers = 13

Let the unknown number be 'x

$\frac{7+9+11+13+12+x}{6}$' = 13

$\frac{52+x}{6} = 13$

$52+x = 78$

x = 26

Therefore the sixth number is 26 !

HOPE IT HELPS !!!!!

PS MARK ME AS THE BRAINLIEST !!!!