Предмет: Математика, автор: piston24

из молока выходит 21 % сливок сколько литров молока понадобится для приготовления такого объёмом сливок,как :1)8,4 литра

Ответы

Автор ответа: Варан

2

21%=0,21 часть сливок в молоке
8,4:2.1=40 литров молока надо

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