Предмет: Математика, автор: abdymametova

535. Три предпринимателя заработали 68 400 сомов. Мээрим заработала
на 10% меньше, чем Назгуль, и на 25% больше, чем Зилола. Сколько денег
заработала Назгуль?​

Ответы

Автор ответа: koko1159
3

Ответ:

Шааркат заработала - 46875 сом.

Пошаговое объяснение:

Майрам-100% - х

Чинара-100%-20%=80% - 0,8х

Шааркат-100%-25%=75% - 0,75х

Пошаговое объяснение:

х+0,8х+0,75х=159375

2,55х=159375

х=159375:2,55

х=62500 - заработала Майрам

62500*0,75=46875 - заработала Шааркат

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