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The mean age of 5 people in a room is 37 years.

A person enters the room.
The mean age is now 34.
What is the age of the person who entered the room?

User Jmvivo
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1 Answer

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The answer is 19. 5 x 37 = 185, 6 x 34 = 204. 204 - 185 = 19.
User Maz
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