Mathematics, 29.10.2021 19:40 needhelpwithHW10
The mean age of 5 people in a room is 25 years. A person enters the room. The mean age is now 27. What is the age of the person that entered the room?
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The mean age of 5 people in a room is 25 years. A person enters the room. The mean age is now 27. Wh...
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