The mean age of 5 people in a room is 39 years. A person enters the room. The mean age is now 40. What is the age of the person who entered the room?

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asked Apr 28, 2022 152k views

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Bobek · Answer 1 · 2022-05-02T17:15:21+0000

Answer: Answer:the person entering the room is 10 years oldStep-by-step explanation:x / 5 = 40x = 40 * 5x = 200so the total of all the ages of 5 people

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The mean age of 5 people in a room is 39 years. A person enters the room. The mean age is now 40. What is the age of the person who entered the room?

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