The average age of a group of 8 person was 14 year's .A person with age 28 year left the group and a new person with age 16 year joined the group. Find the new average age of the group
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Mosha e personit të ri =8×2+24
=16+24=40 vjet
Answered by
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Answer:
8*2+24=16+24+40.
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