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What is the average (mean) age of students in the building? Answer to one decimal place

What is the average mean age of students in the building Answer to one decimal place class=

Respuesta :

sallojunior

Answer:

4.3

Step-by-step explanation:

mean=sum of the terms/number of term

room A=3+20+25+0+0+0=25

Room B= 2+18+4+0+0+0=24

room C= 28

room D= 21

room E= 32

step(2)

25+24+28+21+31=130/30

= 4.3

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