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The average age of 15 students is 16 years. If teacher’s age is included the average increases by 1. Find teacher’s age
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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
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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
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