43.
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How many times are the hands of a clock at right angle in a day?
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A. 11
B. 22
C. 33
D. 44
Answer: D.
Explanation:
In 12 hours, they are at right angles 22 times.
∴ In 24 hours, they are at right angles 44 times
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Title : Clocks Q43
Description : 43. How many times are the hands of a clock at right angle in a day? A. 11 B. 22 C. 33 ...
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