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dudeper40
18.07.2019 •
Mathematics
What is the average (arithmetic mean) of 5, 7, 12, and 12?
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Ответ:
5, 7, 12, 12
Add these numbers up ⇒ 5 + 7 + 12 + 12 = 36.
Divide 36 by the number of numbers added up, 4. ⇒ 36 ÷ 4 = 9
The mean of the numbers is 9.
Ответ: