Предмет: Алгебра, автор: LinaOstap123

билет на ледовое шоу стоит 800 рублей для взрослого. для ребенка до 7 лет билет предается со скидкой 30 %. сколько денег заплатит семья из двух взрослых и одного ребенка 6 лет

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Автор ответа: anichkin87

1

800-30%=560; 800×2+560=2160

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