51. How many times in a day, the hands of a clock are straight?
A. 22 B. 24
C. 44 D. 48
52. Find at what time between 8 and 9 o'clock will the hands of a clock be in the same straight line but not together.
A. 10x11/10 B. 10x10/11
C. 11x10/11 D. 12x10/11
53. | A watch which gains uniformly is 2 minutes low at noon on Monday and is 4 min. 48 sec fast at 2 p.m. on the following Monday. When was it correct? | |||||||
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54. An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 2 o'clock in the afternoon?
A. 144° B. 150°
C. 168° D. 180°
55. Find the angle between the hour and the minute hand of a clock when the time is 3.25.
A. 47 ½ B. 49 ½
C. 55 ½ D. 57 ½
56. A watch which gains 5 sec in 3 minutes was set right at 7 a.m.In the after noon of the same day.When the watch indicated quarter past 4.The true time is
A. 3 p.m.
B. 4 p.m.
C. 5 p.m.
D. None of these
57. The angle between hour and minute hand in a clock at 3.30 is
A. 90^0
B. 60^o
C. 75^o
D. 45^o
58. At what angle the hands of a clock are inclined at 15 minutes past 5?
A. 58 ½° B. 64°
C. 67 ½° D. 72 ½°
59. How many times do the hands of a clock coincide in a day ?
A.24 B.21
C.20 D.22
60.The angle between the minute hand and the hour hand of a clock when the time is 4.20, is
A. 0° B. 5°
C. 10° D. 20°
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