Question:
Move
Option 1: 15/7
votes: 4
Option 2: 21/13
votes: 0
Option 3: 13/10, 13/8
votes: 2
Option 4: 15/10, 13/10
votes: 0
Option 5: 15/10, 4/1
votes: 0
Spoiler
15/7 allows us to cover the ace point with any 6 - that's 17/36 rolls. It also gives us 3 shakes to cover the 5 point. I'm not seeing any other roll that does so much.