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6 December, 07:51

The following are the ages (years) of 5 people in a room:

13, 15, 12, 16, 14

A person enters the room.

The mean age of the 6 people is now 19.

What is the age of the person who entered the room?

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Answers (2)
  1. 6 December, 08:16
    0
    44

    Step-by-step explanation:

    mean = (13+15+12+16+14+X) / 6 = 19

    70+X=19*6

    X=114-70=44
  2. 6 December, 11:40
    0
    44

    Step-by-step explanation:

    mean = (13+15+12+16+14+X) / 6 = 19

    70+X=19*6

    X=114-70=44
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