Mathematics, 17.06.2021 17:40 TrystinMarie2344
The mean of the masses of five articles is 215 g. When another article is added, the mean of the masses of the six articles is 220 g. Find the mass of the sixth article.
Answers: 1
The mean of the masses of five articles is 215 g. When another article is added, the mean of the mas...
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