A clock circle has 360 degrees. The minute hand covers 360° in 60 mins (6° per min). The hour hand covers 360° in 12 hours (0.5° per min). The relative speed is (6 - 0.5) = 5.5° per minute.
Key Formulas
Angle between hands
Angle = |30H - 11M / 2|
H = Hours, M = Minutes.
Relative Speed
5.5 degrees per minute
Minute hand is 5.5 degrees faster than the hour hand every minute.