Sunday 19 April 2015

Question on clock

1. 
An accurate clock shows 8 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 2 o'clock in the afternoon?
A.144ºB.150º
C.168ºD.180º


2. 
The reflex angle between the hands of a clock at 10.25 is:
A.180ºB.
1921º
2
C.195ºD.
1971º
2


3. 
A clock is started at noon. By 10 minutes past 5, the hour hand has turned through:
A.145ºB.150º
C.155ºD.160º


4. 
A watch which gains 5 seconds in 3 minutes was set right at 7 a.m. In the afternoon of the same day, when the watch indicated quarter past 4 o'clock, the true time is:
A.
597min. past 3
12
B.4 p.m.
C.
587min. past 3
11
D.
23min. past 4
11


5. 
How much does a watch lose per day, if its hands coincide every 64 minutes?
A.
328min.
11
B.
365min.
11
C.90 min.D.96 min.

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