1. How many times do the hands of a clock coincide in a day?
a) 22times
b) 20times
c) 44times
d) 11times
2. How many times are the hands of a clock at right angles in a day?
a) 22 times
b) 11 times
c) 44 times
d) None
3. How much does a watch gain or lose per day of its hands coincide every 65 minutes.
a) gain 10 min.
b) loss of 10.06 min.
c) loss of 10 min
d) gain of 11 min.
4. At what time between 5 and 6 will the hands of a watch point in opposite directions?
a) 5.30
b) 6.30
c) 4.30
d) 6.00
5. At what time between 6.30 and 7 will the hands of a watch be at right angles.
a) 6.43
b) 6.53
c) 7
d) 6.35
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