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greg-walsh_60990f3121893
greg-walsh_60990f3121893
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greg-walsh_60990f3121893
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May 2021
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MassaB = 10*20% + 11*80% MassaB = 2 + 8,8 MassaB = 10,8 ;)
in
Precisa de algum calculo para resolver esta questão?
Comment by
greg-walsh_60990f3121893
May 2021
