Question

Any time in the clock when the angle measure between hour hand and minute hand is 20degree

Answer 1

Answer:

Interview Answer

The angle between hr's hand and min's hand should be 10 deg. The angle between hour and minute hand in 4:20 is 10 degrees. For a minute, the hour hand rotates by 30/60 = 1/2 degrees. hence, for 20 minutes it rotates by an angle of 20*1/2 = 10 degrees.