Предмет: Математика, автор: zolanelyTratalka

Объясните, как решать? :) Из задачника по ЕГЭ, готовлюсь...

Пакет молока стоит 40 рублей. Пенсионерам магазин делает скидку 15%. Сколько рублей заплатит пенсионер за пакет молока?

Ответы

Автор ответа: РАХМАН356

1) 100%-15%=85%
2) 40:100=0,4
3) 0,4×85%=34
Ответ: 34 рубля заплатит пенсионер за пакет молока!

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