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The meat weights 2.2kg yet the butcher only has masses of 0.8kg and 3kg. Hence, he should place the meat (2.2kg) and the mass of 0.8kg on the beam balance. This two would measure up to 3kg. He will then balance this against the other mass of 3kg.
This way, he will confirm the weight of the meat.
Marittimie answered the question on April 25, 2018 at 19:13
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