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Mathematics, 04.06.2021 22:30 zoelynn8386

the total mass of 6 rugby players is 540kg and the mean mass of 14 ballet dancers is 40kg. Find the mean mass of the group of 20 rugby players and ballet dancers​

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the total mass of 6 rugby players is 540kg and the mean mass of 14 ballet dancers is 40kg. Find the...
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