Angle between the minute hand of a clock and hour hand when the time is 7 : 20 am is :

(A) 80° (B) 100° (C) 120° (D) 90

Angle traced by the hour hand in 12 hours =

Angle traced by it in 7 hrs 20 minute i.e.,

Angle traced by minute hand in 60 minute =

Angle traced by it in 20 minute =

So, required angle =

Hence, option (B) is correct.

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