Предмет: Математика, автор: wertik

решите 2, 3 и 4 пожалуйста

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Ответы

Автор ответа: LyUdKa95
0

2)Всего 6 частей. КN=10/6 или 5/3, РК=10/3=, МР=5

3)1,75+1,5=3,25-всего частей.

26/3,25=8-одна часть

8*1,5=12

4)60кг-5%

    хкг-15%

х=180кг

 

 

 

 

 

 

 

 

 

 

 

 

Автор ответа: Гоша68
0

2. 3+2+1=6 10:6=5/3 KN=5/3 pk=10/3 mp=15/3

3.

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