Предмет: Математика, автор: alinagajfullina8

в магазин привезли арбузы. в первый день продали 50 % арбузов, во второй день — 25 % оставшихся арбузов. в первый день продано на 51 шт. больше, чем во второй. сколько арбузов привезли в магазин?

Ответы

Автор ответа: irakon63
0

Ответ:

всего привезли 204 арбуза

Пошаговое объяснение:

пусть всего привезли х арбузов.

В первый день - 0,5х

Во второй день - 0,25х

Т.к. разница в продаже всего 51 шт. составим уравнение

0,5х-0,25х=51

0,25х=51

х=204

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