Предмет: Математика, автор: Аноним

если извесно сколько стоит книга и что блокнот в 7 раз дешевле книги, то как узнать сколько стоит 1 блокнот?4 блокнота?

Ответы

Автор ответа: Olshanskaya

0

Надо цену книги разделить на 7. Получим цену 1 блокнота.
4 блокнота будут равны цене одного блокнота умноженной на 4.

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