1)Спортом занимаются 18 учеников класса.Это составляет 60% всех учеников класса.Сколько - №18509130

1)Спортом занимаются 18 учеников класса.Это составляет 60% всех учеников класса.Сколько учеников в классе?
- Предмет:
  Математика
- Автор:
  amos
- 5 лет назад

Ответы 1

1% класса = 18/60=0,3100% = 0,3*100=30Ответ: 30 учеников в классе.
- Автор:
  big birdvlq6
- 5 лет назад
- 0
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