The following are the ages (years) of 5 people in a room: 23, 19, 12, 21, 13 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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Answered by
3
Answer:
the added person age is 26
Step-by-step explanation:
let the added person age is A
the six person mean is (23+19+12+21+13+A)/6=19
=> 88+A/6=19
=>A=(19×6)-88
there fore A=26
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Answered by
0
Answer:
26
Step-by-step explanation:
Just 26
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