Please tell me that how to solve this question : The mean of nine numbers is 35 If each no - Maths -

Question

Please tell me that how to solve this question : The mean of
nine numbers is 35 If each no is tripled and 5 is substracted from
it ,then what will be the new mean of the numbers ?

Gopal Mohanty · Accepted Answer

Hi Purusharth!
Let the 9 numbers be x1,
x2, x3, …
x9
Given that mean of the nine observations is 35
<img height="347" width="525" src=
"https://s3mn%20mnimgs%20com/img/shared/userimages/mn_images/image/11Feb2011-5%20png"
alt="">
Thus, the new mean is 100,
Cheers!

Please tell me that how to solve this question : The mean of nine numbers is 35.If each no. is tripled and 5 is substracted from it ,then what will be the new mean of the numbers ?