The following are the ages (years) of 5 people in a room:
18, 25, 18, 21, 16
A person enters...
Mathematics, 06.12.2020 14:00 bre2354
The following are the ages (years) of 5 people in a room:
18, 25, 18, 21, 16
A person enters the room.
The mean age of the 6 people is now 25.
What is the age of the person who entered the room?
Answers: 1
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