Question: After how many minutes from 12:00 oclock noon will the minute hand and the hour hand of the clock makes and angle of 120degrees for

After how many minutes from 12:00 o’clock noon will the minute hand and the hour hand of the clock makes and angle of 120degrees for the first time.
a. 21.08min
b. 28.01min
c. 18.01min
d. 21.8min

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