Fill in the blanks: (oct.) [] = 36:5 (oct.) [] = 50:7 (oct.) [] = 77:9

Let's calculate the divisions: 1) $$36 : 5 = 7.2$$ 2) $$50 : 7 \approx 7.14$$ 3) $$77 : 9 \approx 8.56$$ So, the filled blanks are: (oct.) [7.2] = 36:5 (oct.) [7.14] = 50:7 (oct.) [8.56] = 77:9