the average age of 11 players in a football club is 10 years,4 new players were addeed to the team and the avearge 11 years. what is the averge age of the 4 new players?
Added by Kindness G.
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Then, when 4 new players were added, the total number of players became 11+4 = 15. The average age of these 15 players is 11 years, so their total age is 15*11 = 165 years. Therefore, the total age of the 4 new players is 165-110 = 55 years. Show more…
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