46.8k views
4 votes
The average age of 15 students is 16 years. If teacher’s age is included the average increases

by 1. Find teacher’s age

User Teekin
by
7.2k points

1 Answer

5 votes

31

because 15 +16 :31


. = y1 = *

The average age of 15 students is 16 years. If teacher’s age is included the average-example-1
User Vasily G
by
7.5k points