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Thread: brainteaser

  1. #391

    gud morning aridoasis!

    your answers for nos. 58 and 59 are both correct..

    try to answer lng nos. 21 (or is it 51) & 28

  2. #392
    Elite Member gARN's Avatar
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    Riddle: A steer weighing 630 kilograms requires 13,500 calories a day to maintain its weight. That amount of food turns out to be proportional to its external surface. How many calories does a steer of 420 kilograms require?

    Ans: 10,330 cal..ú Please find my solution below..

    Given: Weight 1 (WI) = 630 kgs.; Food 1 (F1): 13,500 cal.; Weight 2 (W2): 420 kgs.
    "amount of food = external surface (surface area - SA)", but SA = LD^2 (Linear Dimension), and W (Weight) = LD^3 so, LD = W^1/3. With this, SA is therfore equal to W^2/3.

    By ratio and proportion: (F1/SA1)=(F2/SA2), but SA=W^2/3; hence (F1/W1^2/3)=(F2/W2^2/3); (13,500 cal/(630^2/3)*(420^2/3)=F2; F2=10,330 cal. -- Yehey!

    ^^mura man ug exam pag college.. lisud sabton pro sayun ra ug solution..ú

  3. #393
    aw. hehe. #51 diay to. i was thinking all in all, but dili mumatch ang letters. AALLLL man. but and post is AAALLL. so i'm still thinking kung unsa jud.

    #28. out for the count? lol. la jud ko idea.

  4. #394
    Quote Originally Posted by gARN View Post
    Riddle: A steer weighing 630 kilograms requires 13,500 calories a day to maintain its weight. That amount of food turns out to be proportional to its external surface. How many calories does a steer of 420 kilograms require?

    Ans: 10,330 cal..ú Please find my solution below..

    Given: Weight 1 (WI) = 630 kgs.; Food 1 (F1): 13,500 cal.; Weight 2 (W2): 420 kgs.
    "amount of food = external surface (surface area - SA)", but SA = LD^2 (Linear Dimension), and W (Weight) = LD^3 so, LD = W^1/3. With this, SA is therfore equal to W^2/3.

    By ratio and proportion: (F1/SA1)=(F2/SA2), but SA=W^2/3; hence (F1/W1^2/3)=(F2/W2^2/3); (13,500 cal/(630^2/3)*(420^2/3)=F2; F2=10,330 cal. -- Yehey!

    ^^mura man ug exam pag college.. lisud sabton pro sayun ra ug solution..ú
    wow! im sooo amazed! mu bow na jud ko nimo sir gaRn
    here's my answer:
    Weight is proportional to linear dimension (length or girth of the steer) cubed. Surface area is proportional to linear dimension squared. Therefore, 13,500 x [ ( 420/630)1/3 ] 2 = 10,300 calories

    Quote Originally Posted by aridoasis View Post
    aw. hehe. #51 diay to. i was thinking all in all, but dili mumatch ang letters. AALLLL man. but and post is AAALLL. so i'm still thinking kung unsa jud.

    #28. out for the count? lol. la jud ko idea.
    hehe.. sakto na ang all in all girl for #51 (or it could also be all in all in all.. LOL!)
    ang #28 kay di mao pro you close to the right answer na

  5. #395
    let's proceed

    61.
    belt
    hitting
    62.
    big big
    ignore ignore
    63.
    I'm
    world
    64.
    minI'LL BE THEREute
    65.
    ATfrankfrankRA

  6. #396
    #28. count out?

    61. hitting below the belt
    62. too big to ignore
    63. i'm on top of the world
    64. i'll be there in a minute
    65. frank sinatra


  7. #397
    Quote Originally Posted by aridoasis View Post
    #28. count out?

    61. hitting below the belt
    62. too big to ignore
    63. i'm on top of the world
    64. i'll be there in a minute
    65. frank sinatra

    yakang-yaka kaau

    66.
    welieight
    67.
    yaplayrd
    68.
    OdOoOmO
    69.
    BRIDGE
    w t r
    a e
    70.
    EZ
    iii

  8. #398
    66 lie in wait
    67 playin' yard
    68 dominoes
    69 bridge over troubled water
    70 easy on the eyes

    tumpak! weeeeee

  9. #399
    Elite Member gARN's Avatar
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    Quote Originally Posted by sassy_gurL View Post
    wow! im sooo amazed! mu bow na jud ko nimo sir gaRn
    ^^Ayaw ka amaze oist.. It took me quite a yl to answer the riddle gud, ky lisud gyud bya to kng buot huna2-on.. Maau gani kay sakto.. Na ulawan unta ko.. Hehe..ú

    Teasers.. Teasers.. Teasers.. Anymore brain teasers?ú

  10. #400
    for no. 67, try again girl

    and here's more

    28.
    3. Out
    2. Out
    1. Out
    71.
    TTTTTTTTT9.9
    72.
    NV GREEN
    73.
    cl_udy
    74.
    wrongwrong <> right
    75.
    h a i r
    h a i r

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