The hour hand of a watch rotates 30 degrees every hour. How many complete rotations does the hour hand make in 6 days?  Choices
A) 8 B) 10 C) 12 D) 14 E) 16

Rationale: explanation : there are 360 degrees in a complete circle , so 360 / 30 = 12 hours to make one full circle . in 6 days there are 24 hours x 6 = 144 hours total . the total number of rotations will be 144 / 12 = 12 . answer : ( c )
Answer: C