Clocks and Calendars
- In an accurate clock, in a period of 2 h 20 min. the minute hand will move over ?
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2 h 20 min = 140 min
In every hour the minute hand move over 360°.
So, in every minute it will move 360°/60° = 6°Correct Option: C
2 h 20 min = 140 min
In every hour the minute hand move over 360°.
So, in every minute it will move 360°/60° = 6°
So, in 140 min the minute hand will move over = 6 x 140° = 840°
- The reflection of a clock in the mirror is 3 h 45 min. What is the actual time shown in the clock ?
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The actual time show is 8 h 15 min .
Correct Option: A
The actual time show is 8 h 15 min .
- The priest told the devotee, 'The temple bell rings at regular intervals of 45 min. The last bell rang 5 min ago. The next bell is due to be rung at 7 : 45 am'. At what time did the priest give this information to the devotee ?
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Pries gave the information to the devotee at 7 :05 am .
Correct Option: B
Pries gave the information to the devotee at 7 :05 am .
- The number of times in a day the hour hand and the minute hand of a clock are at right angles, is ?
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In every hour the hand of clock are right angles 2 times.
Correct Option: B
In every hour the hand of clock are right angles 2 times, so in a days i.e., 24 h they will be at right angle 48 times.
- If the first day of June is Saturday, them the date on which the last Saturday of that month falls, is ?
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If the first Saturday of June is in lst. Then, next Saturday will be on 8th, 15th , 22nd and 29th.
Correct Option: C
If the first Saturday of June is in lst. Then, next Saturday will be on 8th, 15th , 22nd and 29th. So , last Saturday will be on 29th.
