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A mechanical grandfather clock is at ...

A mechanical grandfather clock is at present showing 7 hr 40 min 6 sec. Assuming that it loses 4 seconds in every hour, what time will it show after exactly `6 1/2` hours? (a) 14 hr 9 min 34 sec (b) 14 hr 9 min 40 sec (c) 14 hr 10 min 6 sec (d) 14 hr 10 min 32 sec

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RS AGGARWAL-CLOCKS-All Questions
  1. How much does a watch lose per day if its hands coincide every 64 m...

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  2. At what time, in minutes, between 3\ o^(prime)c loc k and 4\ o^(pri...

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  3. At what time between 9 and 10 o^(prime)c loc k will the hands of...

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  4. At what time between 7 and 8 o^(prime)c loc k will the hands of ...

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  5. At what time between 4 and 5 o^(prime)c loc k will the hands of ...

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  6. At what time between 5.30 and 6 will the hands of a clock be at rig...

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  7. Henry started a trip into the country between 8 A.M. and 9 A.M. whe...

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  8. Imagine that your watch was correct at noon, but then it began to l...

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  9. A mechanical grandfather clock is at present showing 7 hr 40 min 6 ...

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  10. I have two watches with a 12 hour cycle. One of them gains one minu...

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  11. A watch is 1 minute slow at 1 p.m. on Tuesday and 2 minutes fast at ...

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  12. A watch which gains uniformly is 2 minutes low at noon on Monday an...

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  13. A watch which gains 5 seconds in 3 minutes was set right at 7 a.m. ...

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  14. Between 5 and 6, a lady looked at her watch and mistaking the hour ...

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  15. How much does a watch lose per day if its hands coincide every 64 m...

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  16. Wall clock gains 2 minutes in 12 hours, while a table clock loses 2...

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  17. The angle between the hands of a clock when the time is 4:25 am is ...

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  18. The angle between the minute and hour hand of a clock at 8:30 is

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  19. A clock is displaying correct time at 9am on Monday. If the clock l...

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  20. There are two clocks, both set to show 10 pm on 21st January 2010. ...

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