11. |
At what time between 4 and 5 o'clock will the hands of a watch point in opposite directions? |
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12. |
How many times in a day, are the hands of a clock in straight line but opposite in direction? |
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13. |
At what time between 9 and 10 o'clock will the hands of a watch be together? |
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14. |
The angle between the minute hand and the hour hand of a clock when the time is 8.30, is: |
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