Предмет: Математика, автор: Аноним

6 тетрадей в линейку 48 р. В клетку на семь рублей дороже. Ск. стоят 4 тетради в клетку?

Ответы

Автор ответа: OneKillProBro

48:6=8(руб)-1 тетрадка в линию
8+7=15(руб)-1 тетрадка в клетку
15*4=300(руб)-4 тетрадки в клетку
Ответ:300 руб.

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