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The following are the ages (years) of 5 people in a room: 12, 20, 22, 22, 23 A person enters the room. The mean age of the 6 people is now 23. What is the age of the person who entered the room?
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The following are the ages (years) of 5 people in a room: 12, 20, 22, 22, 23 A person enters the room. The mean age of the 6 people is now 23. What is the age of the person who entered the room?

User Adam Rabung
by
5.4k points

1 Answer

6 votes

Answer:

39

Explanation:

12+20+22+22+23=99

new mean=23

23*6=138

138-99=39

User Calin Leafshade
by
6.2k points
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