alopez117
15.05.2021 •
Mathematics
Una cuadrilla de 35 albañiles realizan su trabajo en 18 días ¿En cuántos días 21 obreros harán las misma obra? Ayud
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Ответ:
6 : 8
(÷6) (÷6)
1 : 8/6
1 : 4/3
therefore, R = 4/3Y
R = 4/3Y