Помогите пожалуйста
Решите уравнения
а) 2 1/3К= 4 1/2 * 1 1/9
б) 8 1/2М = 3 3/2 * 1 1/11
в) у : 4/5 = 3 1/8 : 1 1/4
г) Z: 3/14 = 3 1/9 : 4/9
Проходим пропорции. ( Учебник Виленкин)
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