Question

a clock is started at noon.by 10 minutes past 5, the hour hand has turned through ?​

Answer 1

Answer:

now 12 noon to 5 past 10, hour hand rotate through 5 hour 10 minutes = 5 10/60 =:31/6 hours

Angle traced by hour hand in 12 hrs =  360 degrees

so angle traced by hour hand in 1 hour = 30 degrees

Angle traced by hour hand in 5 hrs 10 min. i.e.,

Angle traced by hour hand in 5 hrs 10 min. i.e.,31/6 hours = 30 × 31/6 = 155 degrees