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UPSC CDS Math Lines and Angles Questions
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© examsnet.com
Question : 13
Total: 16
A clock is started at noon. By 10 minutes past 5, through what angle, the hour hand moves ?
[2015 CDS-II]
160°
145°
150°
155°
Validate
Solution:
5 hours 10 minutes
=
5
+
10
60
=
31
6
hours
Angle moved by the hour hand in 1 hour
=
360
°
12
=
30
°
Therefore, angle moved by the hour hand in
31
6
hours
=
30
°
×
31
6
=
155
°
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