Question 982363: The average age of 6 person is 25 years.the average of the group when a 45 years old member leave
Answer by Cromlix(4381)   (Show Source):
You can put this solution on YOUR website! Hi there,
If the average age of 6 people
= 25, then the total is 6 x 25
= 150.
If a 45 yr old member leaves the
the total becomes 150 - 45
= 105
105 divided by 5 people gives
an average of 21.
Hope this helps:-)
|
|
|
