Предмет: Математика, автор: LenaVolkova505

Известно ,что 20% числа а равны 30%числа b . Найти отношение a к b

Ответы

Автор ответа: Platinum15

12

переведем проценты в доли:
0.2 а = 0.3 b
a = 0.3/0.2 b
a = 1.5 b
a/b = 1.5

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