[INFO] Resize or downsize?

[Doom83]

Ok about the format I find 

4:3 set 8x9
5:3 set 10x9
5:4 set 10x12

16:9  set 32x27
16:10 set 32x30

1,85:1 set 10x8  or 16x13 or 15X12
2,25:1 set 15x10
2,40:1 set 16x10

But what about 2,39:1?

hybrid tell this