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There are two clocks, both set to show 10 pm on 21st January 2010. One clock gains 2 minutes in an hour and the other clock loses 5 minutes in an hour. Then by how many minutes do the two clocks differ at 4 pm on 22nd January 2010? (a) 126 minutes  (b) 136 minutes  (c) 96 minutes   (d) 106 minutes

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RS AGGARWAL-CLOCKS-All Questions
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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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