The following are the ages (years) of 5 people in a room: 20, 21, 20, 21, 21 A person enters the room. The mean age of the

Question

The following are the ages (years) of 5 people in a room:
20, 21, 20, 21, 21
A person enters the room.
The mean age of the 6 people is now 20.
What is the age of the person who entered the room?

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Melody 7 days 2021-11-20T13:22:36+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-11-20T13:24:22+00:00

    Aswer that i counted out is mean is 20.3 , so the answer for the age of the man who enter to the room is 19 year old man

    0
    2021-11-20T13:24:32+00:00

    Answer:

    19 Years old

    Step-by-step explanation:

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45:7+7-4:2-5:5*4+35:2 =? ( )