Question

the average age of 15 friends is 22 year.if more friend join the group,the average age increse by 1 year.tge average age of new friend​

Answer 1

Answer:

answer can be find

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

Average is 22

Total friends is 15

Total sum of the age will be 22×15=330

Now I one friend come so total no of friends become 16

Total sum of all ages will be 23 × 16= 368

So the at of the friend will be 368-330= 38 years