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The reflex angle between the hands of a clock at 10.25 is:

Question: The reflex angle between the hands of a clock at 10.25 is:
[A].

180°

[B].

192 1 °
2

[C].

195°

[D].

197 1 °
2

Answer: Option D

Explanation:

Angle traced by hour hand in 125 hrs = 360 x 125 ° = 312 1 ° .
12 12 12 2
Angle traced by minute hand in 25 min = 360 x 25 ° = 150°.
60
Reflex angle = 360° – 312 1 – 150 ° = 360° – 162 1 ° = 197 .
2 2 2