Номер 40 (1,2,3) Срочно

Question

Номер 40
(1,2,3)
Срочно

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Answer 1

1.5:100=0,05=5% или 100:5=20 100:20=5% 2.6:30=0,2=20% или 30:6=5 100:5=20% 3.4,5:30=0,15=15% или 30:4,5=6.2/3 30:6.2/3=15%