21:28=, 13:65=, 36:60=, 54:120=, 117:90=, 105:75=.

Question

21:28=, 13:65=, 36:60=, 54:120=, 117:90=, 105:75=.

Answer 1

0.75,0.2,0.6,0.45,1,3,1,4.

Answer 2

3:4, 1:5, 3:5, 9:20, 13:10, 7:5