1.2:75 cm: 2 / 3: 70
1.2:(4/5)=(6/5):(4/5)=6:4=3:2
75cm:4/5m=0.75m:0.8m=0.75:0.8=75:80=15:16
2 / 3: 70 = 40: 70 = 40:70 = 4:7
Simplification ratio 6 / 5m: 36cm
After simplification, the ratio is 10:3
Simplification ratio: 7 / 8; 35 6 / 5 m: 36 cm. It will be handed in immediately and tomorrow
7/8:35=(7/8×35):(35×280)=245:9800=(245÷245):(4000÷245)=1:40
6 / 5m: 36cm = 120:36 = (120 / 12): (36 / 12) = 10:3
PS: This is the whole process,
Simplification - 36 / 4 - 6 / 0.20/0.75
=-9
=-30
=0