Предмет: Математика, автор: lenskaya90

вкладчик положил в банк некоторую сумму денег под 12% годовых. через год его вклад составил 6272 руб. какую сумму вкладчик положил в банк

Ответы

Автор ответа: Радость25

0

х- исходная сумма вклада, она составляет 100%
6272 рублей - конечная сумма при получении, она составляет 112% (100%=12%=112%)
Получаем:
х-100%
6272-112%
х=6272*100:112=627200:112=5600 рублей - исходная сумма вклада

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