Предмет: Математика, автор: Аноним

Mасса 3/4 ДМ 3гипса равна 1/4/5 КГ.Найдите массу 2/1/2 ДМ 3 гипса

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Автор ответа: verokz80

0

если в задании 1 4/5 и 2 1/2 , то тогда

1 4/5*2 1/2:3/4 = 9/5*5/2:3/4 = 9/2*4/3 = 6 кг

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