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    wanchai's Avatar
    wanchai Posts: 2, Reputation: 1
    New Member
     
    #1

    Apr 27, 2008, 07:52 PM
    Riddle me this
    There are 10 pails. 9 of them contain non-poisonous pills while only 1 contains poisonous pills.All of the pails and pills are of the same colour.How to differentiate the one with the poisonous pills.Non-poisonous pills each weighs 10 gram while poisonous pills each weighs 9 gram.You can only use the weighing scale provided once.
    Izannah's Avatar
    Izannah Posts: 125, Reputation: 18
    Junior Member
     
    #2

    Apr 27, 2008, 07:56 PM
    Take a pill from each pail, keeping them in order. One by one, put a pill on the scale, when the amount goes up by 9 instead of 10, that one is the poisonous pill...

    Sounded good in my head anyway...
    wanchai's Avatar
    wanchai Posts: 2, Reputation: 1
    New Member
     
    #3

    Apr 27, 2008, 08:00 PM
    I answered that but my friend says only can use the reading of the weighing scale once
    Izannah's Avatar
    Izannah Posts: 125, Reputation: 18
    Junior Member
     
    #4

    Apr 27, 2008, 08:02 PM
    But you are using it once... just taking a really long time... HA!
    Da Bigchamp's Avatar
    Da Bigchamp Posts: 360, Reputation: 18
    Full Member
     
    #5

    Apr 28, 2008, 11:59 AM
    You can have a skittles party and hope you win.

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