The minute hand moves 360 degrees in 60 minutes so 6 degrees takes 1 minute.
fifty seconds
6 degrees
120 degrees
180 degrees.
330 degrees
60 degrees
30 degrees.
Hour hand moves 30 degrees, minute hand moves 360 degrees.
In fifteen minutes the minute hand of a clock will move 90 degrees, or three hour labels.
According to that, the hand will move 5/60 or 1/12. Every minute on a clock face is 6 degrees. An hour hand will move 30 degrees in an hour.
90