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Цены на яблоки сначала выросли на 60%, а затем понизились на 20%. сколько изначально стоили яблоки, если после понижения цен они стали стоить 128 рублей? запиши решение и ответ
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Предмет:
Математика -
Автор:
kaitlynn - 6 лет назад
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Ответы 1
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x ( руб ) первоначальная цена 1,6х ( руб ) цена после повышения 1,6х * ( 1 - 0,2 ) = 1,6х * 0,8 = 1,28х ( руб ) цена после понижения 1,28х = 128 х = 128 : 1,28х = 100 ( руб )Ответ 100 руб
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Автор:
aleahxkpo - 6 лет назад
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Помогите срочно!!!
1. Fill in the gaps using the words from the frame.
fast food restaurant zoo gallery cottage department store palace swimming pool library sports centre tent
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10) If you want to go to the ___, you’ll need a bathing costume, a cap and watersport goggles.
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