Solution:By Unique FormulaH = 3, Angle = 180°
Note: Hands are opposite means 180°
3 : 5 (3 × 5 ± 180) × 12/11
3 : (15 ± 30) × 12/11
3 : (15 + 30) × 12/11, 3 : (15 - 30) × 12/11
3 : (45) × 12/11, 3 : (-15) × 12/11
3 : 540/11, 3 : (-180º)/11 × 12/11
Angle = 180° = 3 : 49 1/11