Ответ:
а)х= (3×68)÷102=2
б)х=(11/12×4)÷2 4/9=3 2/3÷2 4/9=1,5
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Ответ:
а)х= (3×68)÷102=2
б)х=(11/12×4)÷2 4/9=3 2/3÷2 4/9=1,5