A clock shows 10:00. When time is 22:00, by what degree the hour hand rotates?
(A)
180
(B)
175
(C)
240
(D)
360
Answer: (D)
Explanation:
For 6 hrs duration hrs hand covered 12 hrs out of 12 hrs When hrs hand covers 12 hrs it rotates for 360 degree —————————-12 ——————— =(360/12)*12 = 360 degrees
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