Subject

    Bank Exam

    Topic

    Bangladesh Bank AD 2013

    A watch which gains 5 seconds in 3 minutes was set right at 7 am. In the afternoon of the same day. When the true time is 1 pm, the watch will indicate:

    ক)
    1:10pm
    খ)
    12:55pm
    গ)
    1:05pm
    ঘ)
    1:08pm

    Explanation

    Time difference 1 PM-7AM=6 Hour=360 minute 3 Minutes gains from 5 second 1 minutes gains from 5/3 second 360 minutes gains from 5×360/3 =600 second = 10 min the watch will indicate:1 PM + 10 min=1:10 PM

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