Вопрос школьника по предмету Математика
Сколько процентов состовляет:
12 из 16
9 из 15
Ответ учителя по предмету Математика
если 16 это 100 процентов то 12 это часть из 16, таким образом получаем:100*12/16=75%
если 15 это 100 процентов то 9 это часть из 15, таким образом получаем:100*9/15=60%
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