1)а - 8; б - 7; в - 9
2)а - 84; б - 67; в - 94
3) 842; 675; 942
4) не видно
5) 8419,4; 6745,3; 9421,5
6) 8419,36; 6745,29; 9421,53
7) 8419,358; 6745,289; 9421,531
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1)
500кг / 2т = 500 / 2000 = 1/4,
2)
3ц / 750кг = 300 / 750 = 2/5,
3)
75см / 6дм = 75 / 60 = 5/4,
4)
56дм / 16дм = 56 / 16 = 7/2,
5)
12мин / 1ч = 12 / 60 = 1/5,
6)
30мин / 2ч = 30 / 120 = 1/4
<span>9,4 + 1,85=11.25
11.25:1,875 =6
24 * 0,3=7.2
6+7.2=13.2
</span>Ответ:13.2