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  1. Replies
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    Re: As i prepare myself ....once again

    stupid question, and it doesn't pertain to me since i'm taking my test tomorrow anyhow --- but what is OG?
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    Having a brain fart.

    I know the answer, and I got the right answer, but I simply forgot some of the algebra that would allow me to get there. Can someone detailedly go through the algebra of this problem? I get the...
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    problem i'm having trouble with

    A store currently charges the same price for each towe that it sells. If the current price of each towel were to be increased by $1, 10 fewer of the towels could be bought for $120, excluding sales...
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    Another one I need help on.

    The attached JPEG corresponds to this question.

    If arc PQR above is a semicircle, what is the length of diameter PR?
    (1) a=4
    (2) b=1



    ANSWER: D (Either is sufficient)
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    Re: Need help on this one.

    aHa.

    geez. didn't think of sqrt2, sqrt3. thanks! i wish the frikkin test explanation itself would have said that.
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    Re: Need help on this one.

    sorry --- when i typed x^2, i was using the format i usually used in my TI-82 or TI-85 calculator, i mean x squared.

    sorry for the confusion. now do you see why I might be confused with the answer...
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    Re: Need help on this one.

    3/2 as in the fraction 3 over 2? But statement 2 satisfies the necessity for (x^2) of being an integer and not a fraction, no?
  8. Re: What score is good for humanities? (am studies more specifically)

    Thanks for the response Nancy9!
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    Need help on this one.

    If (x^2) + 5y=49, is y an integer?
    (1) 1 < x < 4
    (2) (x^2) is an integer

    I say combined together, they are sufficient, ....

    ....since the first statement, if x were either 2 or 3, y would be...
  10. What score is good for humanities? (am studies more specifically)

    I've been out of school for three years now, having graduated from Yale undergrad in 2001. I don't have much independant research under my belt since I went right into the work force (advertising)...
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