3 years ago

The mean age of 8 women in an office is 30 years old.

Mathematics

1 answer:

barxatty [35]3 years ago

6 0

Answer:

The mean is about 28 :)

Step-by-step explanation:

add up all of your numbers, and divide by the amount you have.

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Step-by-step explanation:

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3 years ago

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Bas_tet [7]

$\\ \sf\dashrightarrow \dfrac{x+20}{2}=3x$

$\\ \sf\dashrightarrow x+20=2(3x)$

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3 years ago

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Step-by-step explanation:

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2. Cross-multiply

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