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9 votes
9 votes
Can u solve this questions.​i don't know what to do.

Can u solve this questions.​i don't know what to do.-example-1
User Jens Astrup
by
2.6k points

1 Answer

23 votes
23 votes

Answer:

8

Explanation:

average is calculated as

average =
(sum)/(count)


(sum)/(2) = 13 ( multiply both sides by 2 )

sum of 2 eldest = 26

Then for the 4 children

average =
(26+2+4)/(4) =
(32)/(4) = 8

User Jseth
by
2.9k points