Mathematics, 19.01.2021 14:00 alcantar28eduin

The following are the ages (years) of 5 people in a room: 17, 16, 15, 17, 22
A person enters the room.
The mean age of the 6 people is now 17.
What is the age of the person who entered the room

Answers: 1

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The following are the ages (years) of 5 people in a room: 17, 16, 15, 17, 22
A person enters...