Question

x :10=4分之1:3分之10.4:X=1.2:212:2.4=3:x

Answer 1

x :10=1/4:1/3

x/3=5/2

x=5/6

0.4:X=1.2:2

1.2x=0.4×2

1.2x=0.8

x=2/3

12:2.4=3:x

5:1=3:X

5x=3

x=3/5

x :10=1/4:1/3

x/3=5/2

x=5/6

0.4:X=1.2:2

1.2x=0.4×2

1.2x=0.8

x=2/3

12:2.4=3:x

5:1=3:X

5x=3

x=3/5