Предмет: Математика, автор: ignorshik1333

Помогите пожалуйста ​

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Ответы

Автор ответа: daria448975
1

Ответ:

всего квартир с животными= 50+60+45+55=210

с 1 дом. животным- 50 кв.

50/210=5/21.

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