Предмет: Математика, автор: Тупенький2016

Упаковка масла 300 гр. по 75 руб. сколько стоит килограмм?

Ответы

Автор ответа: psvpokarev

0

300/75=1000/х
300х=75000
3х=750
х=200

Автор ответа: dasha1431

0

1) 300:75=4
2)75:4=18.75руб-стоит 100 гр
3)18.75х10=187.5руб-стоит 1 кг

помоему так
если не правильно удали

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