3/5:8/9:9/10, 15/32:5/18:10/27

Question

3/5:8/9:9/10, 15/32:5/18:10/27

Answer 1

1)3/5:8/9:9/10=3/5*9/8*10/9=
3/5*5/4=3/4=0,75
2)15/32:5/18:10/27=
15/32*18/5*27/10=
27/16*27/10=729/160=
4 целых 89/160=4,55625