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The mean age of 5 people in a room is 38 years. A person enters the room. The mean age is now 39. What is the age of the person who entered the room?

The mean age of 5 people in a room is 38 years. A person enters the room. The mean age is now 39. What is the age of the person who entered the room?
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1 vote
The mean age of 5 people in a room is 38 years.

A person enters the room.
The mean age is now 39.
What is the age of the person who entered the room?

User Henry Blyth
by
7.2k points

1 Answer

1 vote

Answer:

im not sure i think 21 years of age

User Nray
by
8.9k points
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