The following are the ages (years) of 5 people in a room:
13, 13, 19, 23,19
A person enters...
Mathematics, 09.05.2021 01:00, lashaydews12
The following are the ages (years) of 5 people in a room:
13, 13, 19, 23,19
A person enters the room.
The mean age of the 6 people is now 21.
What is the age of the person who entered the room?
Answers: 2
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