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масса двух деталей 17/20 кг,масса первой детали 8/20 кг.чему равна масса второй детали?
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Предмет:
Математика -
Автор:
cutie - 6 лет назад
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Ответы 5
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спасибо
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Автор:
twinkle - 6 лет назад
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0
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но мы это еще не прошли
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Автор:
masonkron - 6 лет назад
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0
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Тогда за кг берем 1000г и решаем так: 1000:20*17=850г и т.д.
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Автор:
luciana - 6 лет назад
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0
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спасибки
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Автор:
piratemcmillan - 6 лет назад
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0
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1:20*17=0.85кг=850г(масса двух деталей)1:20*8=0.4кг=400г(масса первой детали)850-400=450г(масса второй детали)
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Автор:
ralph9wrh - 6 лет назад
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0
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The Monkey and the Lion.
One day the Lion says to the animals, "Animals,come to my den.I want to speak to you!"
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t-dawg - 6 лет назад
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