5/7 : 3/8 = 5/9 : 15/ 27 = 4 4/9 : 2 2/3 = 24 : 8/9 = 12/13 : 18 =

Question

5/7 : 3/8 =
5/9 : 15/ 27 =
4 4/9 : 2 2/3 =
24 : 8/9 =
12/13 : 18 =

Answer 1

5/7 : 3/8 = 40/21
5/9 : 15/27 = 1
4 4/9 : 2 2/3 = 2 2/3
24 : 8/9 = 27
12/13 : 18 = 2/39