SOLUTION: the average of 5 number is 27.if one number is excluded the average is 25 .the excluded no is..........

Algebra ->  Average -> SOLUTION: the average of 5 number is 27.if one number is excluded the average is 25 .the excluded no is..........       Log On


   

Question 909129: the average of 5 number is 27.if one number is excluded the average is 25 .the excluded no is..........
Answer by clearblueskai(22) About Me  (Show Source):
You can put this solution on YOUR website!
let x = sum of the 5 numbers
average = x/5
27=%28x%2F5%29
x=135
y= excluded number
%28135-y%29%2F4=100
y=35
ans: 35