At 3.40, the hour hand and the minute hand of a clock form an angle of Choose the correct choice:  A) 120°  B) 125°  C) 130°  D) 135°  E) None
Solution   Angle traced by hour hand in 17/2 hrs	= (360/12x17/2 )°   = 255.   Angle traced by min hand in 30 min	= (360/60x30)°   = 180.   Required angle	= (255 - 180)= 
<gadget id="calculator">(255 - 180)</gadget>
<output>75</output>
75°   Answer 125°
<result>B</result>
At 3.40, the hour hand and the minute hand of a clock form an angle of