Предмет: Математика, автор: evelinagaditova

Найдите число, которое меньше числа 120 на 10 % на 25 % на 30 %

Ответы

Автор ответа: valeryazel

2

120:100*10 так далее ...

Автор ответа: Dushzhanov987

3

120*0.1=12
x+12=120
x=108

120*0.25=30
x+30=120
x=120

120*0.3=40
x+40=120
x=80

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