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Годовая плата работнику - 100 монет и кошелёк. Прекратив работать через 5 месяцев он получит кошелек и 37 монет. Сколько стоит кошелек ?
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Предмет:
Математика -
Автор:
baldie - 6 лет назад
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Ответы 1
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12 месяцев = 100 монет + кошелёк
5 месяцев = 37 монет + кошелёк
7 месяцев = 63 монеты + кошелёк
63 : 7 = 9 монет - зарплата за 1 месяц + кошелёк
12 * 9 = 108 монет - зарплата за 12 месяцев + кошелёк
108 - 100 = 8 монет - стоит кошелёк
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Автор:
vancenielsen - 6 лет назад
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