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There are 25 students. Average number of siblings for each student is 3. A new student with 8 siblings joins the class. The average number of siblings that each student has is?<…

There are 25 students. Average number of siblings for each student is 3. A new student with 8 siblings joins the class. The average number of siblings that each student has is?<…
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4 votes
There are 25 students. Average number of siblings for each student is 3. A new student with 8 siblings joins the class. The average number of siblings that each student has is?

asked
User Thedjaney
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2 Answers

4 votes

Answer

its actually 4 i just took test put 3 was completely wrong its 4!

answered
User Beth Skurrie
by
8.0k points
5 votes
3.19

To find average you add then divide by how many.
So, we can reverse because ? divided by 25 = 3 75 would be the mystery number because of the equation above. If you add 8 to 75 then divide by 26 ( new student ) you get 3.19230769
answered
User Gornvix
by
9.1k points
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